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 |
|---|---|---|---|
| Satoru Umezawa | 1UB | Legendary Creature — Human Ninja | Whenever you activate a ninjutsu ability, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. This ability triggers only once each turn. Each creature card in your hand has ninjutsu {2}{U}{B}. 2/4 |
| Into the Wilds | 3G | Enchantment | At the beginning of your upkeep, look at the top card of your library. If it's a land card, you may put it onto the battlefield. |
| Faerie Snoop | 1UB | Creature — Faerie Detective | Flying Disguise {1}{U/B}{U/B} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When Faerie Snoop is turned face up, look at the top two cards of your library. Put one into your hand and the other into your graveyard. 1/4 |
| Vampire Nocturnus | 1BBB | Creature — Vampire | Play with the top card of your library revealed. As long as the top card of your library is black, Vampire Nocturnus and other Vampire creatures you control get +2/+1 and have flying. 3/3 |
| Aladdin's Lamp | 10 | Artifact | {X}, {T}: The next time you would draw a card this turn, instead look at the top X cards of your library, put all but one of them on the bottom of your library in a random order, then draw a card. X can't be 0. |
| Glacial Revelation | 2G | Sorcery | Reveal the top six cards of your library. You may put any number of snow permanent cards from among them into your hand. Put the rest into your graveyard. |
| Cruel Deceiver | 1B | Creature — Spirit | {1}: Look at the top card of your library. {2}: Reveal the top card of your library. If it's a land card, Cruel Deceiver gains "Whenever Cruel Deceiver deals damage to a creature, destroy that creature" until end of turn. Activate only once each turn. 2/1 |
| Demonic Bargain | 2B | Sorcery | Exile the top thirteen cards of your library, then search your library for a card. Put that card into your hand, then shuffle. |
| Falco Spara, Pactweaver | 1GWU | Legendary Creature — Bird Demon | Flying, trample Falco Spara, Pactweaver enters the battlefield with a shield counter on it. You may look at the top card of your library any time. You may cast spells from the top of your library by removing a counter from a creature you control in addition to paying their other costs. 3/3 |
| Discover the Impossible | 2U | Instant | Look at the top five cards of your library. Exile one of them face down and put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost if it's an instant spell with mana value 2 or less. If you don't, put that card into your hand. |