The user has the power to create the ultimate acid, an acid so powerful it can melt through any substance in existence regardless of how hard it is or how resistant to ordinary acids it is, like for example plastic, which under normal circumstances is impossible to dissolve. Acid Immunity will provide no protection from this power.
- May have one specific substance that it cannot melt.
- Unless the user can also fly he will melt through the floor.
- The Acharis (The Neverending Story)
- Pandora (Tomb Raider: The Cradle of Life)
- Agent Zero (Marvel Comics)
- Distilled Ultimate Solution (Dungeons and Dragons)