M:tG card similarity search
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.
| Name | Mana | Type | Text |
|---|---|---|---|
| The Seventh Doctor | 3WU | Legendary Creature — Time Lord Doctor | Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 3/6 |
| Gonti, Canny Acquisitor | 2BGU | Legendary Creature — Aetherborn Rogue | Spells you cast but don't own cost {1} less to cast. Whenever one or more creatures you control deal combat damage to a player, look at the top card of that player's library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast that spell. 5/5 |
| Psychic Theft | 1U | Sorcery | Target player reveals their hand. You choose an instant or sorcery card from it and exile that card. You may cast that card for as long as it remains exiled. At the beginning of the next end step, if you haven't cast the card, return it to its owner's hand. |
| Patrician's Scorn | 3W | Instant | If you've cast another white spell this turn, you may cast this spell without paying its mana cost. Destroy all enchantments. |
| The Omenkeel | 1U | Legendary Artifact — Vehicle | Whenever a Vehicle you control deals combat damage to a player, that player exiles that many cards from the top of their library. You may play lands from among those cards for as long as they remain exiled. Crew 1 3/3 |
| The Matrix of Time | Plane — Gallifrey | When you planeswalk to The Matrix of Time, each player exiles the top card of their library. During your turn, you may play lands and cast spells from among cards exiled with The Matrix of Time. Whenever you play a land or cast a spell from among cards exiled with The Matrix of Time, that card's owner loses 3 life and exiles the top card of their library. Whenever chaos ensues, create two Treasure tokens. | |
| Master of Predicaments | 3UU | Creature — Sphinx | Flying Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost. 4/4 |
| Wall of Mourning | 1W | Creature — Wall | Defender When Wall of Mourning enters the battlefield, exile a card from the top of your library face down for each opponent you have. Coven — At the beginning of your end step, if you control three or more creatures with different powers, put a card exiled with Wall of Mourning into its owner's hand. 0/4 |
| Reap Intellect | X2UB | Sorcery | Target opponent reveals their hand. You choose up to X nonland cards from it and exile them. For each card exiled this way, search that player's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles. |
| Twinning Glass | 4 | Artifact | {1}, {T}: You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn. |