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 |
|---|---|---|---|
| Jester's Scepter | 3 | Artifact | When Jester's Scepter enters the battlefield, exile the top five cards of target player's library face down. You may look at those cards for as long as they remain exiled. {2}, {T}, Put a card exiled with Jester's Scepter into its owner's graveyard: Counter target spell if it has the same name as that card. |
| Misthollow Griffin | 2UU | Creature — Griffin | Flying You may cast Misthollow Griffin from exile. 3/3 |
| Sunbird's Invocation | 5R | Enchantment | Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order. |
| Specter's Shriek | B | Sorcery | Target opponent reveals their hand. You may choose a nonland card from it. If you do, that player exiles that card. If a nonblack card is exiled this way, exile a card from your hand. |
| Counterlash | 4UU | Instant | Counter target spell. You may cast a spell that shares a card type with it from your hand without paying its mana cost. |
| Sheoldred's Assimilator | 1B | Creature — Phyrexian Horror | Menace Whenever Sheoldred's Assimilator enters the battlefield or attacks, exile up to one target card from a graveyard. If a card is exiled this way, you may conjure a duplicate of that card into the top five cards of your library at random. 3/1 |
| Elder Brain | 5BB | Creature — Horror | Menace Whenever Elder Brain attacks a player, exile all cards from that player's hand, then they draw that many cards. You may play lands and cast spells from among the exiled cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it. 6/6 |
| Omniscience | 7UUU | Enchantment | You may cast spells from your hand without paying their mana costs. |
| Chaos Mutation | 3UR | Instant | Exile any number of target creatures controlled by different players. For each creature exiled this way, its controller reveals cards from the top of their library until they reveal a creature card, puts that card onto the battlefield, then puts the rest on the bottom of their library in a random order. |
| Elite Spellbinder | 2W | Creature — Human Cleric | Flying When Elite Spellbinder enters the battlefield, look at target opponent's hand. You may exile a nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs {2} more to cast. 3/1 |