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