M:tG card similarity search
5R · Creature — Elemental
When Rumbling Ruin enters the battlefield, count the number of +1/+1 counters on creatures you control. Creatures your opponents control with power less than or equal to that number can't block this turn. 6/6
| Name | Mana | Type | Text |
|---|---|---|---|
| Kagemaro, First to Suffer | 3BB | Legendary Creature — Demon Spirit | Kagemaro, First to Suffer's power and toughness are each equal to the number of cards in your hand. {B}, Sacrifice Kagemaro: All creatures get -X/-X until end of turn, where X is the number of cards in your hand. */* |
| Primalcrux | GGGGGG | Creature — Elemental | Trample Chroma — Primalcrux's power and toughness are each equal to the number of green mana symbols in the mana costs of permanents you control. */* |
| Havoc Eater | 5RR | Creature — Elemental | Flying When Havoc Eater enters the battlefield, for each opponent, goad up to one target creature that opponent controls. Put X +1/+1 counters on Havoc Eater, where X is the total power of creatures goaded this way. 3/3 |
| Karma | 2WW | Enchantment | At the beginning of each player's upkeep, Karma deals damage to that player equal to the number of Swamps they control. |
| Recurring Insight | 4UU | Sorcery | Draw cards equal to the number of cards in target opponent's hand. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) |
| Melira, Sylvok Outcast | 1G | Legendary Creature — Human Scout | You can't get poison counters. Creatures you control can't have -1/-1 counters put on them. Creatures your opponents control lose infect. 2/2 |
| Clamor Shaman | 2R | Creature — Goblin Shaman | Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.) Whenever Clamor Shaman attacks, target creature an opponent controls can't block this turn. 1/1 |
| Clockwork Avian | 5 | Artifact Creature — Bird | Flying Clockwork Avian enters the battlefield with four +1/+0 counters on it. At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate only during your upkeep. 0/4 |
| Detritivore | 2RR | Creature — Lhurgoyf | Detritivore's power and toughness are each equal to the number of nonbasic land cards in your opponents' graveyards. Suspend X—{X}{3}{R}. X can't be 0. (Rather than cast this card from your hand, you may pay {X}{3}{R} and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) Whenever a time counter is removed from Detritivore while it's exiled, destroy target nonbasic land. */* |
| Contraption Cannon | 4 | Artifact | {2}, Sacrifice Contraption Cannon: It deals damage to any target equal to the number of Contraptions you control. |