Cheapest priced copy (Fourth Edition): $0.49 at Card Kingdom, near mint, their price list as of .
Cosmic Horror 
Creature — Horror · 7/7 · Rare · Fourth Edition Foreign Black Border · #126
First strike
At the beginning of your upkeep, destroy this creature unless you pay {3}{B}{B}{B}. If this creature is destroyed this way, it deals 7 damage to you.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $0.49 to $8.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fourth Edition Foreign Black Border | 126 | Rare | — | — |
| Fourth Edition | 126 | Rare | $0.49 | — |
| Legends | 92 | Rare | $8.99 | — |
| Renaissance | 52 | Uncommon | — | — |
One ruling from Wizards of the Coast
- 1 July 2013If you choose not to pay Cosmic Horror’s upkeep cost, it deals 7 damage to you only if it’s actually destroyed. If it regenerates or an effect has given it indestructible, it deals no damage.