Sanctimony
Enchantment
Whenever an opponent taps a Mountain for mana, you may gain 1 life.
Legalities
- brawl: banned
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- pioneer: banned
- standard: banned
- vintage: legal
Rulings
- 2004-10-04:
Gaining life is optional. If you forget, you can’t go back later even if it is something you usually do.