M:tG card similarity search
2UU · Creature — Oyster
You may choose not to untap Giant Oyster during your untap step. {T}: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature. 0/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Gitrog, Horror of Zhava | 2BG | Legendary Creature — Frog Horror | Menace At the beginning of each combat, if Gitrog, Horror of Zhava is untapped, any opponent may sacrifice a nontoken creature. If they do, tap Gitrog, Horror of Zhava, then seek a land card and put it onto the battlefield tapped. Whenever a land enters the battlefield under your control, it perpetually gains "{B}{G}, {T}, Sacrifice this land: Draw a card." 6/6 |
| Lumengrid Augur | 3U | Creature — Vedalken Wizard | {1}, {T}: Target player draws a card, then discards a card. If that player discards an artifact card this way, untap Lumengrid Augur. 2/2 |
| Besmirch | 1RR | Sorcery | Until end of turn, gain control of target creature and it gains haste. Untap and goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) |
| Skeleton Ship | 3UB | Legendary Creature — Skeleton | When you control no Islands, sacrifice Skeleton Ship. {T}: Put a -1/-1 counter on target creature. 0/3 |
| Harbinger of Night | 2BB | Creature — Spirit | At the beginning of your upkeep, put a -1/-1 counter on each creature. 2/3 |
| Scavenging Ghoul | 3B | Creature — Zombie | At the beginning of each end step, put a corpse counter on Scavenging Ghoul for each creature that died this turn. Remove a corpse counter from Scavenging Ghoul: Regenerate Scavenging Ghoul. 2/2 |
| Cyclopean Tomb | 4 | Artifact | {2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep. When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb. |
| Dross Scorpion | 4 | Artifact Creature — Scorpion | Whenever Dross Scorpion or another artifact creature dies, you may untap target artifact. 3/1 |
| Battle Screech | 2WW | Sorcery | Create two 1/1 white Bird creature tokens with flying. Flashback—Tap three untapped white creatures you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Sporogenesis | 3G | Enchantment | At the beginning of your upkeep, you may put a fungus counter on target nontoken creature. Whenever a creature with a fungus counter on it dies, create a 1/1 green Saproling creature token for each fungus counter on that creature. When Sporogenesis leaves the battlefield, remove all fungus counters from all creatures. |