M:tG card similarity search
4UU · Instant
Look at target opponent's sideboard. You may cast a card from that sideboard without paying its mana cost. Exile Command the Chaff.
| Name | Mana | Type | Text |
|---|---|---|---|
| Nourishing Shoal | XGG | Instant — Arcane | You may exile a green card with mana value X from your hand rather than pay this spell's mana cost. You gain X life. |
| Herigast, Erupting Nullkite | 9 | Legendary Creature — Eldrazi Dragon | Emerge {6}{R}{R} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may exile your hand. If you do, draw three cards. Flying Each creature spell you cast has emerge. The emerge cost is equal to its mana cost. 6/6 |
| Twilight's Call | 4BB | Sorcery | You may cast Twilight's Call as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) Each player returns all creature cards from their graveyard to the battlefield. |
| Bolas's Citadel | 3BBB | Legendary Artifact | You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life. |
| Mystical Tether | 2W | Enchantment | You may cast Mystical Tether as though it had flash if you pay {2} more to cast it. When Mystical Tether enters the battlefield, exile target artifact or creature an opponent controls until Mystical Tether leaves the battlefield. |
| Invigorate | 2G | Instant | If you control a Forest, rather than pay this spell's mana cost, you may have an opponent gain 3 life. Target creature gets +4/+4 until end of turn. |
| Abolish | 1WW | Instant | You may discard a Plains card rather than pay this spell's mana cost. Destroy target artifact or enchantment. |
| Serpent's Soul-Jar | 2B | Artifact | Whenever an Elf you control dies, exile it. {T}, Pay 2 life: Until end of turn, you may cast a creature spell from among cards exiled with Serpent's Soul-Jar. |
| Dark Triumph | 4B | Instant | If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Creatures you control get +2/+0 until end of turn. |
| Slingbow Trap | 3G | Instant — Trap | If a black creature with flying is attacking, you may pay {G} rather than pay this spell's mana cost. Destroy target attacking creature with flying. |