There are several versions of the Caustic Poison, a poison that delivers a single dose of instant direct damage to a target:
- Lesser Caustic Poison
- Neophyte's Caustic Poison
- Caustic Poison
- Apprentice's Caustic Poison
- Greater Caustic Poison
- Journeyman's Caustic Poison
- Superb Caustic Poison
- Workman's Caustic Poison
- Superior Caustic Poison
- Apothecary's Caustic Poison
- Remarkable Caustic Poison
- Master's Caustic Poison
- Exceptional Caustic Poison
- Grandmaster's Caustic Poison
- Dedicated Caustic Poison
- Expert's Caustic Poison