Acid is a Poison-element special skill available for all characters in Epic Battle Fantasy 4. It is exclusive to the Steam release of the game and the Premium Pack (except the Kongregate version of it).


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Deals high magical Poison-elemental damage and drops target's Magic Defence. Either Natalie or Lance (the two magic-oriented characters) would be able to use it to the best of its ability.

Epic Battle Fantasy 4

EBF4 Skill Acid
Acid Element Type
May debuff targets' magic defence. May poison targets. 100% Element Poison Stat Magic
Level Power MP AP Cost
1 50 8 100
2 70 12 500
3 95 16 1000
4 120 20 2000
5 150 26 4000
6 180 32 8000


  • Acid does exist in the Kongregate version, hovewer it is impossible to obtain during normal gameplay. It was supposed to be found in a chest on the right of Waste Disposal Plant-themed spikes puzzle screen halfway through Battle Mountain (as in Steam version), but was accidentally replaced[1] with 1 Titanium.