M:tG card similarity search
1U · Sorcery
Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.
| Name | Mana | Type | Text |
|---|---|---|---|
| Colfenor's Plans | 2BB | Enchantment | When Colfenor's Plans enters the battlefield, exile the top seven cards of your library face down. You may look at the cards exiled with Colfenor's Plans, and you may play lands and cast spells from among those cards. Skip your draw step. You can't cast more than one spell each turn. |
| Search the City | 4U | Enchantment | When Search the City enters the battlefield, exile the top five cards of your library. Whenever you play a card with the same name as one of the exiled cards, you may put one of those cards with that name into its owner's hand. Then if there are no cards exiled with Search the City, sacrifice it. If you do, take an extra turn after this one. |
| Library of Leng | 1 | Artifact | You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard. |
| Winds of Change | R | Sorcery | Each player shuffles the cards from their hand into their library, then draws that many cards. |
| Case of the Locked Hothouse | 3G | Enchantment — Case | You may play an additional land on each of your turns. To solve — You control seven or more lands. (If unsolved, solve at the beginning of your end step.) Solved — You may look at the top card of your library any time, and you may play lands and cast creature and enchantment spells from the top of your library. |
| Ad Nauseam | 3BB | Instant | Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times. |
| Xanathar, Guild Kingpin | 4UB | Legendary Creature — Beholder | At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way. 5/6 |
| Screaming Swarm | 5U | Creature — Bird Horror | Flying Whenever you attack with one or more creatures, target player mills that many cards. (To mill a card, a player puts the top card of their library into their graveyard.) {2}{U}: Put Screaming Swarm from your graveyard into your library second from the top. 4/4 |
| Fathom Feeder | UB | Creature — Eldrazi Drone | Devoid (This card has no color.) Deathtouch Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.) {3}{U}{B}: Draw a card. Each opponent exiles the top card of their library. 1/1 |
| Chandra, Fire Artisan | 2RR | Legendary Planeswalker — Chandra | Whenever one or more loyalty counters are removed from Chandra, Fire Artisan, she deals that much damage to target opponent or planeswalker. [+1]: Exile the top card of your library. You may play it this turn. [−7]: Exile the top seven cards of your library. You may play them this turn. Loyalty 4 |