M:tG card similarity search
1U · Enchantment
Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order. When Ancestral Knowledge leaves the battlefield, shuffle your library.
| Name | Mana | Type | Text |
|---|---|---|---|
| Timesifter | 5 | Artifact | At the beginning of each upkeep, each player exiles the top card of their library. The player who exiled the card with the highest mana value takes an extra turn after this one. If two or more players' cards are tied for highest, the tied players repeat this process until the tie is broken. |
| Deep-Cavern Bat | 1B | Creature — Bat | Flying, lifelink When Deep-Cavern Bat enters the battlefield, look at target opponent's hand. You may exile a nonland card from it until Deep-Cavern Bat leaves the battlefield. 1/1 |
| Gunk Slug | 2B | Creature — Slug | When Gunk Slug enters the battlefield, create three Gunk token cards and shuffle them into target opponent's library. (Gunk is a colorless sorcery card with no mana cost that has cycling {4}.) 2/3 |
| Spelling Bee | 2G | Creature — Alien Insect | Flying, deathtouch Whenever Spelling Bee deals combat damage to a player, that player looks at the top card of your library and chooses a word on that card. You spell that word. If you spell it correctly, draw a card. Otherwise, scry 1. 1/1 |
| Warehouse Thief | 3R | Creature — Tiefling Rogue | {2}, {T}, Sacrifice an artifact or creature: Exile the top card of your library. Until the end of your next turn, you may play that card. 4/2 |
| Scheming Symmetry | B | Sorcery | Choose two target players. Each of them searches their library for a card, then shuffles and puts that card on top. |
| Dark Tutelage | 2B | Enchantment | At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. |
| Lost to Legend | WW | Instant | Put target nonland historic permanent into its owner's library fourth from the top. (Artifacts, legendaries, and Sagas are historic.) |
| Voltaic Visionary | 1R | Creature — Human Wizard | {T}: Voltaic Visionary deals 2 damage to you. Exile the top card of your library. You may play that card this turn. Activate only as a sorcery. When you play a card exiled with Voltaic Visionary, transform Voltaic Visionary. 3/1 |
| Selective Memory | 3U | Sorcery | Search your library for any number of nonland cards, exile them, then shuffle. |