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 |
|---|---|---|---|
| Experimental Synthesizer | R | Artifact | When Experimental Synthesizer enters or leaves the battlefield, exile the top card of your library. Until end of turn, you may play that card. {2}{R}, Sacrifice Experimental Synthesizer: Create a 2/2 white Samurai creature token with vigilance. Activate only as a sorcery. |
| Gomazoa | 2U | Creature — Jellyfish | Defender, flying {T}: Put Gomazoa and each creature it's blocking on top of their owners' libraries, then those players shuffle. 0/3 |
| Whirlpool Rider | 1U | Creature — Merfolk | When Whirlpool Rider enters the battlefield, shuffle the cards from your hand into your library, then draw that many cards. 1/1 |
| Hidetsugu and Kairi | 2UUB | Legendary Creature — Ogre Demon Dragon | Flying When Hidetsugu and Kairi enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. When Hidetsugu and Kairi dies, exile the top card of your library. Target opponent loses life equal to its mana value. If it's an instant or sorcery card, you may cast it without paying its mana cost. 5/4 |
| Leaf-Crowned Elder | 2GG | Creature — Treefolk Shaman | Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Leaf-Crowned Elder, you may reveal it. If you do, you may play that card without paying its mana cost. 3/5 |
| A-Nael, Avizoa Aeronaut | GU | Legendary Creature — Elf Scout | Flying Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card. 2/2 |
| Time Out | 4U | Instant | Roll a six-sided die. Put target nonland permanent into its owner's library just beneath the top X cards of that library, where X is the result. |
| Grow Old Together | 1GU | Instant | Seek two creature cards from among the top ten cards of your library, then shuffle. Creature cards in your hand perpetually get +1/+1. |
| Chaos Wand | 3 | Artifact | {4}, {T}: Target opponent exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then put the exiled cards that weren't cast this way on the bottom of that library in a random order. |
| Protection Racket | 2B | Enchantment | At the beginning of your upkeep, repeat the following process for each opponent in turn order. Reveal the top card of your library. That player may pay life equal to that card's mana value. If they do, exile that card. Otherwise, put it into your hand. |