M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Phyrexian Boon | 2B | Enchantment — Aura | Enchant creature Enchanted creature gets +2/+1 as long as it's black. Otherwise, it gets -1/-2. |
| Mystic Subdual | 1U | Enchantment — Aura | Flash Enchant creature Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won't give it new abilities. It can gain abilities in other ways.) |
| Festercreep | 1B | Creature — Elemental | Festercreep enters the battlefield with a +1/+1 counter on it. {1}{B}, Remove a +1/+1 counter from Festercreep: All other creatures get -1/-1 until end of turn. 0/0 |
| Code of Constraint | 2U | Instant | Target creature gets -4/-0 until end of turn. Draw a card. Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step. |
| Onward | 2R | Instant | Target creature gets +X/+0 until end of turn, where X is its power. |
| Rush of Blood | 2R | Instant | Target creature gets +X/+0 until end of turn, where X is its power. |
| Festering March | 3BB | Sorcery | Creatures your opponents control get -1/-1 until end of turn. Exile Festering March with three time counters on it. Suspend 3—{2}{B} (Rather than cast this card from your hand, you may pay {2}{B} and exile it with three 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.) |
| Grim Strider | 3B | Creature — Horror | Grim Strider gets -1/-1 for each card in your hand. 6/6 |
| Genestealer Locus | 3U | Creature — Tyranid Human | Neurotraumal Rod — Whenever a creature attacks you, it gets -1/-0 until end of turn. Whenever a creature attacks one of your opponents, it gets +0/+1 until end of turn. 3/3 |
| Drag Down | 2B | Instant | Domain — Target creature gets -1/-1 until end of turn for each basic land type among lands you control. |