Cheapest priced copy (Seventh Edition): $1.79 at Card Kingdom, near mint, their price list as of .
Mana Clash 
Sorcery · Rare · The Dark · #72
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.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
11 printings · $1.79 to $89.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fourth Edition Foreign Black Border | 210 | Rare | — | — |
| Fourth Edition | 210 | Rare | $1.99 | — |
| Fifth Edition | 248 | Rare | $1.99 | — |
| Seventh Edition | 202 | Rare | $1.79 | — |
| Seventh Edition | 202★ | Rare | — | $89.99 |
| Eighth Edition | 202 | Rare | $2.29 | — |
| Eighth Edition | 202★ | Rare | — | $49.99 |
| Ninth Edition | 203 | Rare | $1.79 | — |
| Ninth Edition | 203★ | Rare | — | $29.99 |
| The Dark | 72 | Rare | $4.99 | — |
| Renaissance | 92 | Uncommon | — | — |
3 rulings from Wizards of the Coast
- 4 October 2004Always affects the player and targets one of their opponents.
- 4 October 2004Each 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.
- 4 October 2004This card’s coin flip has no winner or loser.