Pernicious Deed
Enchantment
, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with mana value X or less.
Legalities
- brawl: banned
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- pioneer: banned
- standard: banned
- vintage: legal
Rulings
- 2018-03-16:
If a permanent has {X} in its mana cost, X is considered to be 0.
- 2018-03-16:
A token has a converted mana cost of 0 unless it is copying something else.