M:tG card similarity search
2R · Instant
If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost. Destroy target artifact.
| Name | Mana | Type | Text |
|---|---|---|---|
| Dance with Calamity | 7R | Sorcery | Shuffle your library. As many times as you choose, you may exile the top card of your library. If the total mana value of the cards exiled this way is 13 or less, you may cast any number of spells from among those cards without paying their mana costs. |
| Court of Locthwain | 2BB | Enchantment | When Court of Locthwain enters the battlefield, you become the monarch. At the beginning of your upkeep, exile the top card of target opponent's library. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast it. If you're the monarch, until end of turn, you may cast a spell from among cards exiled with Court of Locthwain without paying its mana cost. |
| Wizard's Spellbook | 5UU | Artifact | {T}: Exile target instant or sorcery card from a graveyard. Roll a d20. Activate only as a sorcery. 1—9 | Copy that card. You may cast the copy. 10—19 | Copy that card. You may cast the copy by paying {1} rather than paying its mana cost. 20 | Copy each card exiled with Wizard's Spellbook. You may cast any number of the copies without paying their mana costs. |
| Lavaball Trap | 6RR | Instant — Trap | If an opponent had two or more lands enter the battlefield under their control this turn, you may pay {3}{R}{R} rather than pay this spell's mana cost. Destroy two target lands. Lavaball Trap deals 4 damage to each creature. |
| Possibility Storm | 3RR | Enchantment | Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order. |
| Rouse | 1B | Instant | If you control a Swamp, you may pay 2 life rather than pay this spell's mana cost. Target creature gets +2/+0 until end of turn. |
| Audacious Swap | 3R | Instant | Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.) The owner of target nonenchantment permanent shuffles it into their library, then exiles the top card of their library. If it's a land card, they put it onto the battlefield. Otherwise, they may cast it without paying its mana cost. |
| Soundwave, Sonic Spy | 1WUB | Legendary Artifact Creature — Robot | More Than Meets the Eye {2}{W}{U}{B} (You may cast this card converted for {2}{W}{U}{B}.) Whenever one or more creature tokens you control deal combat damage to a player, exile target instant or sorcery card with mana value equal to the damage dealt from their graveyard. Copy it. You may cast the copy without paying its mana cost. If you do, convert Soundwave. 5/4 |
| Lash of the Balrog | B | Sorcery | As an additional cost to cast this spell, sacrifice a creature or pay {4}. Destroy target creature. |
| Hum of the Radix | 2GG | Enchantment | Each artifact spell costs {1} more to cast for each artifact its controller controls. |