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