Cheapest priced copy (World Championship Decks 2000): $1.79 at Card Kingdom, near mint, their price list as of .
Masticore 
Artifact Creature — Masticore · 4/4 · Rare · Urza's Destiny · #134
At the beginning of your upkeep, sacrifice this creature unless you discard a card.
{2}: This creature deals 1 damage to target creature.
{2}: Regenerate this creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
7 printings · $1.79 to $749.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Urza's Destiny | 134 | Rare | $32.99 | $749.99 |
| From the Vault: Relics | 7 | Mythic | — | $14.99 |
| World Championship Decks 2000 | jf134 | Rare | $1.79 | — |
| World Championship Decks 2000 | jk134 | Rare | $2.29 | — |
| World Championship Decks 2000 | jk134sb | Rare | $2.49 | — |
| World Championship Decks 1999 | kb143b | Rare | $2.29 | — |
| World Championship Decks 1999 | mlp134sb | Rare | $2.29 | — |