Demonologist Rush Royale Coop Decks

Having trouble supporting Coop Dungeons without Shaman? Check out these great Coop decks for Demonologist Rush Royale! I have tested most, if not all, these decks myself. I have included screenshots and how-to-play information, so you may try them yourself. You will send your teammate a lot of mana. Just make sure your teammate has a way to rank up their units, for example Scrapper or Dryad.

Check back later for new decks. Feel free to leave a comment if you agree, disagree, or would like additional decks to be added. See you in game!

Last updated: October 2023

Contents Demonologist Rush Royale Coop Decks

  • Coop Demonologist Rush Royale Tips & Info
  • C1. DEMONOLOGIST – Harlequin – Mime – CLOCK – REAPER
  • C2. DEMONOLOGIST – Harlequin – Mime – CLOCK – CHEMIST
  • C3. DEMONOLOGIST – Harlequin – Mime – CLOCK – EXECUTIONER
  • C4. DEMONOLOGIST – Harlequin – Mime – CLOCK – SUMMONER
  • C5. DEMONOLOGIST – Harlequin – Mime – CLOCK – CORSAIR
  • C6. DEMONOLOGIST – Harlequin – Mime – CLOCK – DRYAD
  • C7. DEMONOLOGIST – Harlequin – Mime – CLOCK – CAULDRON
  • C8. DEMONOLOGIST – Harlequin – Mime – REAPER – CAULDRON
  • C9. DEMONOLOGIST – Harlequin – Mime – REAPER – SUMMONER
  • C10. DEMONOLOGIST – Harlequin – Mime – REAPER – CHEMIST
  • C11. DEMONOLOGIST – Harlequin – Mime – REAPER – EXECUTIONER
  • C12. DEMONOLOGIST – Harlequin – Mime – REAPER – WITCH

Coop Demonologist Rush Royale Tips & Info

  • Your teammate will need a way to rank up their units, for example Scrapper, Dryad, etc…
  • Start sending mana to your teammate asap, so they can set up quickly, but only if the mobs are dying quickly. Continue to send them mana throughout the game.
  • Avoid merging Demonologist during a boss or a tough wave. You can lose this way. It is safer to merge them between waves so that you don’t get overwhelmed with mobs.
  • Avoid sending the Curse Tile to your partner. They will probably send you theirs.
  • Harlequin is mostly used to copy Demonologist, but sometimes you need to copy other units.
  • Merge Demonologists with Mimes for maximum efficiency, avoid merging Demonologist with Demonologist unless they are high ranked(3+) and you don’t have a matching Mime.
  • Always keep at least one rank 1 Demonologist and if possible a rank 2 as well.
  • Pay attention to your teammate’s board and Emojis, you must stop merging Demonologist in certain situations. For example, if they get flipped by Bedlam or if they are rearranging their board and have temporary low damage output.
  • You might want to merge/replace any damage unit that gets pudding or a healing seal on it.
  • During the late game, your teammate’s units should be high rank (5+).
  • Remember to put on your best coop equipment.

C1. DEMONOLOGIST – Harlequin – Mime – CLOCK – REAPER

No Shaman? No problem. Demonologist will send tons of mana over to your teammate!

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Reaper to instantly eliminate your smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

Early game

Focus on making Reapers. Use Harlequin to copy them so that you don’t lose on the first wave(s). Try to make at least a couple of rank 2+ Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Endgame

Ideally, you want to have at least a couple of high rank Reapers(rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses.

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a few Clock merges for the final boss(es).

Shoutout to Nightowl_, a Twitch viewer who assisted me with this content!

C2. DEMONOLOGIST – Harlequin – Mime – CLOCK – CHEMIST

No Shaman? No problem.

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Chemist to weaken all your enemies!

Early game

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Middle game

Try to have a couple of Chemists on the board at all times, in case one gets stunned. More than two is unneeded.

Late game

Ideally, you want to have a couple of high rank Chemists(rank 5+) to help with the waves and bosses. This allows your teammate to eliminate everything quickly.

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a few Clock merges for the final boss(es).

Again, shoutout to Nightowl_, a Twitch viewer who assisted me with this game!

C3. DEMONOLOGIST – Harlequin – Mime – CLOCK – EXECUTIONER

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Executioner to instantly eliminate the enemies with low HP.

Early game

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Middle game

Try to have at least a couple of Executioners on the board at all times, in case one gets stunned.

Late game

Ideally, you want to have at least a couple of high rank Executioners (rank 5+) to help with all the enemies. You might want to replace/merge any of your damage units that get Pudding on them.

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a few Clock merges for the final boss(es).

Yet again, shoutout to Nightowl_, a Twitch viewer who assisted me with this floor 12 Coop, even though he got disconnected before wave 24! Luckily it was Light Faction Week, so his Inquisitor and Banners where ranking up automatically from time to time.

One of my Twitch streams

C4. DEMONOLOGIST – Harlequin – Mime – CLOCK – SUMMONER

Floor 12:

Demonologist rush royale support Coop screen

Floor 13:

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed. Also Summoner to multiply and upgrade your units.

Early game

Focus on copying and merging Summoners to fill your board asap.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Endgame

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a few Clock merges for the final boss(es).

Shoutout to neodude, a Twitch streamer who carried the Floor 12 game with Blade Dancer and Chemist!

C5. DEMONOLOGIST – Harlequin – Mime – CLOCK – CORSAIR

Never lose on the first wave again, with Corsair!

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Corsair to help kill your enemies. Corsair is great for avoiding an early loss.

Early game

Make a few Corsairs. Use Harlequin to copy them so that you don’t lose on the first wave(s).

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Endgame

Ideally, you want to have at least a couple of high rank Corsairs (rank 5+) to help with the waves and bosses. The bombs will take chunks of HP from the bosses’ health. Try to replace/merge any of your damage units that get Pudding on them.

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a few Clock merges for the final boss(es).

Shoutout to GqngTV YT, a Twitch streamer who beat floor 12 with Monk and Sword!

C6. DEMONOLOGIST – Harlequin – Mime – CLOCK – DRYAD

Make big Clocks!

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Dryad to help manage your board and upgrade/rank up your Clocks.

Early game

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock (if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Endgame

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a lot of Clock merges for the final boss(es).

By this time, your teammate’s units and some of your Clocks should be high rank (5+).

Shoutout to GqngTV YT, a Twitch streamer who beat floor 12 with Spirit Master!

C7. DEMONOLOGIST – Harlequin – Mime – CLOCK – CAULDRON

Way too much mana!

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Clock to buff your teammate’s attack speed and Cauldron to make even more mana for yourself!

Early game

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Just before a Boss and whenever you are being overwhelmed by mobs, merge your lowest rank Clock with a Mime or with another Clock(if no Mime is available). A low rank Clock merge will have the same effect as a high rank merge.

Middle game

Try to have a couple of high rank Cauldrons on your board at all times for passive mana production.

Endgame

For the endgame, you want to have a lot of Clocks on your side. They will passively boost your teammate’s attack speed, and you will probably need a lot of Clock merges for the final boss(es).

By this time, your teammate’s units and some of your Clocks should be high rank (5+).

Shoutout to Akkeric, the leader of the Cobalt Warriors clan, which I was a part of!

C8. DEMONOLOGIST – Harlequin – Mime – REAPER – CAULDRON

Way too much mana! Never lose on the first wave, with Reaper!

Demonologist rush royale support Coop screen

How to play

This Demonologist Rush Royale Coop deck includes Reaper to eliminate the smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

It also runs Cauldron to make even more mana for yourself!

Early game

Focus on making Reapers. Use Harlequin to copy them so that you don’t lose on the first wave(s). Try to make at least a couple of rank 2 Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Try to have a couple of high rank Cauldrons on your board at all times for passive mana production.

Endgame

Ideally, you want to have at least a couple of high rank Reapers (rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses. Try to replace/merge any of your damage units that get Pudding on them.

By this time, your teammate’s units and some of your Cauldrons should be high rank (5+).

Shoutout to 8Keeper8, from the Cobalt Warriors clan, for playing this game!

C9. DEMONOLOGIST – Harlequin – Mime – REAPER – SUMMONER

Never lose on the first wave, with Reaper!

How to play

This Demonologist Rush Royale Coop deck includes Reaper to eliminate the smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

It also runs Summoner to help you fill the board and upgrade your units.

Early game

Focus on copying and merging Summoners to fill your board asap.

By doing this, you should see some Reapers appear, they will avoid an early loss. Try to make at least a couple of rank 2+ Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Try to have several Reapers on your board at all times for mob elimination.

Endgame

Ideally, you want to have at least a couple of high rank Reapers (rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses. Try to replace/merge any of your damage units that get Pudding on them.

Shoutout to DSYR316, from my new clan: Fallen Gaming Grunts, for carrying this floor 12 game!

C10. DEMONOLOGIST – Harlequin – Mime – REAPER – CHEMIST

How to play

This Demonologist Rush Royale Coop deck includes Reaper to eliminate the smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

It also runs Chemist to weaken all your enemies.

Early game

Focus on making Reapers. Use Harlequin to copy them so that you don’t lose on the first wave(s). Try to make at least a couple of rank 2+ Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Try to have at least 1 Chemist on your board at all times to weaken the armor of the mobs. The bigger, the better.

Endgame

Ideally, you want to have at least a couple of high rank Reapers (rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses. Try to replace/merge any of your damage units that get Pudding on them.

Also, we want a couple of big Chemists (rank 4+) in case one of them gets stunned or covered.

Shoutout to Dr Girlfriend, from my new clan: Fallen Gaming Grunts, for playing this floor 13 game with me!

C11. DEMONOLOGIST – Harlequin – Mime – REAPER – EXECUTIONER

How to play

This Demonologist Rush Royale Coop deck has Reaper to eliminate the smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

It also includes Executioner to finish off any enemy with low HP.

Early game

Focus on making Reapers. Use Harlequin to copy them so that you don’t lose on the first wave(s). Try to make at least a couple of rank 2+ Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Try to have at least 1–2 Executioners on your board at all times to take out low HP mobs and bosses. The bigger, the better.

Endgame

Ideally, you want to have at least a couple of high rank Reapers (rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses. Try to replace/merge any of your damage units that get Pudding on them.

Also, we want at least a couple of big Executioners (rank 4+) in case one of them gets stunned or covered.

Shoutout to Oreyos, from my new clan: Fallen Gaming Grunts, who just started streaming on Twitch!

C12. DEMONOLOGIST – Harlequin – Mime – REAPER – WITCH

How to play

This Demonologist Rush Royale Coop deck has Reaper to eliminate the smaller enemies. This allows the game to go faster. Reaper is great at avoiding an early loss.

It also includes Witch to boost your teammate’s units’ damage output.

Early game

Focus on making Reapers. Use Harlequin to copy them so that you don’t lose on the first wave(s). Try to make at least a couple of rank 2+ Reapers.

If the mobs are dying easily, send mana to your teammate; otherwise, merge Demonologist between waves.

Middle game

Make sure your Witch is fully mana upgraded before merging them.

Merge Witch with Witch, since you will need your Mimes to merge with Demonologist.

Endgame

Ideally, you want to have at least a couple of high rank Reapers (rank 5+) to help with the waves. This allows your teammate to focus their damage on the bosses.

Most, if not all, of your partner’s damage units should have a Witch’s charm on them by now.

Shoutout to Oreyos, from my new clan: Fallen Gaming Grunts, who just started streaming on Twitch!

Links

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