Here is the full list of all 50 Doughlings: Arcade achievements.
Fully upgrade Webster.
Fully upgrade all heroes.
Complete 75 levels with 3 stars.
Fully upgrade Robo.
Complete 75 levels.
Shot 50 Killers.
Bounce ball from hero 5000 times
Heal 50 Psychos.
Teleport your ball 50 times between wormholes.
Complete all Secret levels.
Fully upgrade Spook.
Bounce ball from walls 10000 times.
Banish 100 Ghosts.
Unlock all heroes.
Fully upgrade Smash.
Complete 50 levels.
Fully upgrade Gunner.
Heal 50 Flu targets.
Fully upgrade Bedrock.
Save 100 Stuck targets.
Show Off with Morpheus 100 times
Heal 500 Red targets.
Fully upgrade Morpheus.
Fully upgrade any hero.
Complete 25 levels.
Catch 100 balls with Robo
Show Off 100 times.
Destroy 100 Petrified targets.
Morph 100 times.
Die 10 times.
Shot 500 bullets with Gunner.
Heal 500 Yellow targets.
Complete 1 secret level.
Heal 500 Green targets.
Heal 500 Blue targets.
Complete a level by clearing the screen before the time runs out.
Upgrade any hero with one slot
Get your first 3 stars.
Morph 75 times to Bedrock.
Morph 75 times to Gunner.
Morph 75 times to Robo.
Morph 75 times to Smash.
Morph 50 times to Spook.
Morph 75 times to Webster.
Show Off with Bedrock 50 times.
Show Off with Gunner 50 times.
Show Off with Robo 50 times
Show Off with Smash 50 times
Show Off with Spook 50 times
Show Off with Webster 50 times