itch.io

Yes the effects are separate PNG. The frames are mostly 16x16 but some go beyond that.

Here is a list of the anmations. Some are used in more then one effect.

Looping:

1. Flame
2. Selection
3. Sick
4. Sleep
5. Path

Normal

1. Block
2. Box
3. Bubble
4. Circle
5. Claw
6. Consume
7. Dark
8. Earth
9. Electric
10. Explode
11. Fire
12. Footprints
13. Glint
14. Heal
15. Ice
16. Lightning
17. Nuclear
18. Poison
19. Puff
20. Shield
21. Slash
22. Sparks
23. Splatter
24. Square