Mana Clash 
Sorcery
Artist:
Ron SpencerShare:
Text:
You and target opponent each flip a coin. Mana Clash deals 1 damage to each player whose coin comes up tails. Repeat this process until both players' coins come up heads on the same flip.
Rulings:
- 10/4/2004 Always affects the player and targets one of their opponents.
- 10/4/2004 Each point of damage is dealt separately, so if you are damaged twice by this spell, each time is considered a separate time this source deals damage.
- 10/4/2004 This card’s coin flip has no winner or loser.
Legality:
- standard: Not legal
- future: Not legal
- frontier: Not legal
- modern: Legal
- legacy: Legal
- pauper: Not legal
- vintage: Legal
- penny: Legal
- commander: Legal
- 1v1: Legal
- duel: Legal
- brawl: Not legal
- oldschool: Not legal
- historic: Not legal
- pioneer: Not legal
- gladiator: Not legal
- premodern: Legal
- historicbrawl: Not legal
- paupercommander: Not legal
- alchemy: Not legal
- explorer: Not legal
- predh: Legal
- oathbreaker: Legal