Here is the full list of all 96 Hungry Flame achievements.
Die by the hungry flame 25x!
Die by the hungry flame 20x!
Die by the hungry flame 15x!
Die by the hungry flame 10x!
Die by the hungry flame 5x!
Finish the game!
Finish level 50!
Finish level 49!
Finish level 48!
Finish level 47!
Finish level 46!
Finish level 45!
Finish level 44!
Finish level 43!
Finish level 42!
Finish level 41!
Finish level 40!
Finish level 39!
Finish level 38!
Finish level 37!
Finish level 36!
Finish level 35!
Finish level 34!
Finish level 33!
Finish level 32!
Finish level 31!
Finish level 30!
Survive the electric shock!
Die by spiral enemy!
Die by the electric shock!
Finish level 29!
Finish level 28!
Finish level 27!
Finish level 26!
Finish level 25!
Finish level 24!
Finish level 23!
Use slow time 25x!
Use slow time 20x!
Finish level 22!
Finish level 21!
Finish level 20!
Finish level 19!
Finish level 18!
Finish level 17!
Die by the cannon!
Finish level 16!
Die by the moving ball!
Finish level 15!
Finish level 14!
Finish level 13!
Die by the hungry flame!
Finish level 12!
Finish level 11!
Use teleport 20x!
Die by the moving wall!
Use teleport 10x!
Use teleport 5x!
Die 20x!
Finish level 10!
Get crushed by the shrinking border!
Use slow time 15x!
Destroy the enemy with layers!
Finish level 9!
Finish level 8!
Use slow time 10x!
Die 10x!
Finish level 7!
Use slow time 5x!
Die by the needle enemy!
Finish level 6!
Finish level 5!
Finish level 4!
Destroy 25 enemies!
Die by the whirlwind!
Finish level 3!
Destroy 20 enemies!
Destroy 15 enemies!
Finish level 2!
Destroy 10 enemies!
Die 5x!
Die by the laser!
Die by the black hole!
Finish level 1!
Use teleport for the first time!
Use basic attack 25x!
Use basic attack 20x!
Start level 1!
Use basic attack 15x!
Use slow time!
Destroy 5 enemies!
Use basic attack 10x!
Die for the first time!
Use basic attack 5x!
Destroy an enemy!
Use basic attack!