M:tG card similarity search
4BB · Sorcery
All creatures get -X/-X until end of turn, where X is the greatest mana value of a commander you own on the battlefield or in the command zone.
| Name | Mana | Type | Text |
|---|---|---|---|
| Flowstone Kavu | 2R | Creature — Kavu | Menace (This creature can't be blocked except by two or more creatures.) {R}: Flowstone Kavu gets +1/-1 until end of turn. 2/3 |
| Urza's Science Fair Project | 6 | Artifact Creature — Construct | {2}: Roll a six-sided die. Urza's Science Fair Project gets the indicated result. 1 — It gets -2/-2 until end of turn. 2 — Prevent all combat damage it would deal this turn. 3 — It gains vigilance until end of turn. 4 — It gains first strike until end of turn. 5 — It gains flying until end of turn. 6 — It gets +2/+2 until end of turn. 4/4 |
| Iron-Craw Crusher | 7 | Artifact Creature — Wurm | Prototype {2}{G}{G} — 2/5 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Whenever Iron-Craw Crusher attacks, target attacking creature gets +X/+0 until end of turn, where X is Iron-Craw Crusher's power. 4/6 |
| Sunbird's Invocation | 5R | Enchantment | Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order. |
| Epistolary Librarian | 2WU | Creature — Astartes Wizard | Veil of Time — Whenever Epistolary Librarian attacks, you may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of attacking creatures. 3/4 |
| Sanguine Praetor | 6BB | Creature — Avatar Praetor | {B}, Sacrifice a creature: Destroy each creature with the same mana value as the sacrificed creature. 7/5 |
| Elesh Norn, Grand Cenobite | 5WW | Legendary Creature — Phyrexian Praetor | Vigilance Other creatures you control get +2/+2. Creatures your opponents control get -2/-2. 4/7 |
| Dwindle | 2U | Enchantment — Aura | Enchant creature Enchanted creature gets -6/-0. When enchanted creature blocks, destroy it. (The attacking creature remains blocked.) |
| Shambling Strider | 4GG | Creature — Yeti | {R}{G}: Shambling Strider gets +1/-1 until end of turn. 5/5 |
| Ayara, Widow of the Realm | 1BB | Legendary Creature — Elf Noble | {T}, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value. {5}{R/P}: Transform Ayara. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.) 3/3 |