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 |
|---|---|---|---|
| Geode Golem | 5 | Artifact Creature — Golem | Trample Whenever Geode Golem deals combat damage to a player, you may cast your commander from the command zone without paying its mana cost. (You still pay any additional costs.) 5/3 |
| Narset, Enlightened Master | 3URW | Legendary Creature — Human Monk | First strike, hexproof Whenever Narset, Enlightened Master attacks, exile the top four cards of your library. Until end of turn, you may cast noncreature spells from among those cards without paying their mana costs. 3/2 |
| Unpredictable Cyclone | 3RR | Enchantment | If a cycling ability of another nonland card would cause you to draw a card, instead exile cards from the top of your library until you exile a card that shares a card type with the cycled card. You may cast that card without paying its mana cost. Then put the exiled cards that weren't cast this way on the bottom of your library in a random order. Cycling {2} ({2}, Discard this card: Draw a card.) |
| River Song's Diary | 3 | Artifact | Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost. |
| Maelstrom Archangel | WUBRG | Creature — Angel | Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost. 5/5 |
| Omnispell Adept | 4U | Creature — Human Wizard | {2}{U}, {T}: You may cast an instant or sorcery spell from your hand without paying its mana cost. 3/4 |
| Wildfire Devils | 3R | Creature — Devil | When Wildfire Devils enters the battlefield and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost. 4/2 |
| Massacre | 2BB | Sorcery | If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost. All creatures get -2/-2 until end of turn. |
| Bring to Light | 3GU | Sorcery | Converge — Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost. |
| Primeval Spawn | 5WUBRG | Creature — Avatar | If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead. Vigilance, trample, lifelink When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs. 10/10 |