M:tG card similarity search
B · Instant
Target creature gets -1/-1 until end of turn for each Swamp you control.
| Name | Mana | Type | Text |
|---|---|---|---|
| Penregon Besieged | 1B | Enchantment | At the beginning of your end step, choose a creature with the least toughness among creatures your opponents control. It perpetually gets -1/-1. When your opponents control no creatures, sacrifice Penregon Besieged. |
| Morgul-Knife Wound | 1B | Enchantment — Aura | Enchant creature Enchanted creature gets -3/-0 and has "At the beginning of your upkeep, exile this creature unless you pay 2 life." |
| Declare Dominance | 3GG | Sorcery | Target creature gets +3/+3 until end of turn. All creatures able to block it this turn do so. |
| Kabuto Moth | 2W | Creature — Spirit | Flying {T}: Target creature gets +1/+2 until end of turn. 1/2 |
| Orcus, Prince of Undeath | X2BR | Legendary Creature — Demon | Flying, trample When Orcus, Prince of Undeath enters the battlefield, choose one — • Each other creature gets -X/-X until end of turn. You lose X life. • Return up to X target creature cards with total mana value X or less from your graveyard to the battlefield. They gain haste until end of turn. 5/3 |
| Revelation of Power | 1W | Instant | Target creature gets +2/+2 until end of turn. If it has a counter on it, it also gains flying and lifelink until end of turn. |
| Briarhorn | 3G | Creature — Elemental | Flash When Briarhorn enters the battlefield, target creature gets +3/+3 until end of turn. Evoke {1}{G} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.) 3/3 |
| Bogardan Rager | 5R | Creature — Elemental | Flash (You may cast this spell any time you could cast an instant.) When Bogardan Rager enters the battlefield, target creature gets +4/+0 until end of turn. 3/4 |
| The Flesh Is Weak | 2WUB | Enchantment | When The Flesh Is Weak enters the battlefield, put a +1/+1 counter on each creature you control. Creatures you control with +1/+1 counters on them are artifacts in addition to their other types. Nonartifact creatures get -1/-1. |
| Arachnoid Adaptation | G | Instant | Target creature gets +2/+2 and gains reach until end of turn. Untap it. |