21 Damage is a life counter app for Magic: The Gathering, tailored for EDH (Commander) multiplayer games.

FEATURES:

- 6, 4, 3, 2 and Single Player tracking support.
- Simple life counter.
- Commander Damage counters for each player (except on 6-player view).
- Subtract/Add 5 lives at a time.
- Game loss:
- Player "dies" when: Any commander damage reaches 21, life total reaches 0 or infect reaches 10 (only in Single Player view).
- Life drain indicators:
- Life becomes yellow when it reaches 10 or less.
- Life becomes red when it reaches 5 or less.
- Life becomes grey when a player life's total reaches 0.
- Single-Player also includes counters for:
- Floating Mana (One for each WUBGR+Generic)
- Up-to 4 Commander Damage Counters for up-to 5-player tables