M:tG card similarity search
4B · Creature — Shade Warlock
When Author of Shadows enters the battlefield, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell. 3/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Ian Malcolm, Chaotician | 1UR | Legendary Creature — Human Scientist | Whenever a player draws their second card each turn, that player exiles the top card of their library. During each player's turn, that player may cast a spell from among the cards they don't own exiled with Ian Malcolm, Chaotician, and mana of any type can be spent to cast it. 2/2 |
| Uba Mask | 4 | Artifact | If a player would draw a card, that player exiles that card face up instead. Each player may play lands and cast spells from among cards they exiled with Uba Mask this turn. |
| Myr Superion | 2 | Artifact Creature — Myr | Spend only mana produced by creatures to cast this spell. 5/6 |
| Ominous Traveler | 2 | Creature — Human | When Ominous Traveler enters the battlefield, draft a card from Ominous Traveler's spellbook. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell" and "When you cast this spell, return a creature named Ominous Traveler you control to its owner's hand." 1/1 |
| Smirking Spelljacker | 4U | Creature — Djinn Wizard Rogue | Flash Flying When Smirking Spelljacker enters the battlefield, exile target spell an opponent controls. Whenever Smirking Spelljacker attacks, if a card is exiled with it, you may cast the exiled card without paying its mana cost. 3/3 |
| Release to the Wind | 2U | Instant | Exile target nonland permanent. For as long as that card remains exiled, its owner may cast it without paying its mana cost. |
| Nantuko Slicer | 2GG | Creature — Insect | Kicker {B} When Nantuko Slicer enters the battlefield, return target card from your graveyard to your hand. If this spell was kicked, conjure a duplicate of target card in an opponent's graveyard into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/2 |
| Hogaak, Arisen Necropolis | 5B/GB/G | Legendary Creature — Avatar | You can't spend mana to cast this spell. Convoke, delve (Each creature you tap while casting this spell pays for {1} or one mana of that creature's color. Each card you exile from your graveyard pays for {1}.) You may cast Hogaak, Arisen Necropolis from your graveyard. Trample 8/8 |
| Gutmorn, Pactbound Servant | 2B | Legendary Creature — Demon | Flying, deathtouch When Gutmorn, Pactbound Servant enters the battlefield, each player discards a nonland card. Whenever a player discards a card during your turn, they choose another player. That player conjures a duplicate of that card into their hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 1/3 |
| 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. |