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 |
|---|---|---|---|
| Wild Wasteland | 2R | Enchantment | Skip your draw step. At the beginning of your upkeep, exile the top two cards of your library. You may play those cards this turn. |
| Magus of the Future | 2UUU | Creature — Human Wizard | Play with the top card of your library revealed. You may play lands and cast spells from the top of your library. 2/3 |
| Phyrexian Librarian | 3B | Creature — Phyrexian Horror | Flying, trample At the beginning of your upkeep, exile the top card of your library and balance it on your body. When a balanced card falls or touches another balanced card, sacrifice Phyrexian Librarian. 3/3 |
| Necrosynthesis | 1B | Enchantment — Aura | Enchant creature Enchanted creature has "Whenever another creature dies, put a +1/+1 counter on this creature." When enchanted creature dies, look at the top X cards of your library, where X is its power. Put one of those cards into your hand and the rest on the bottom of your library in a random order. |
| Songbirds' Blessing | 3W | Enchantment — Aura | Enchant creature Whenever enchanted creature attacks, reveal cards from the top of your library until you reveal an Aura card. You may put that card onto the battlefield. If you don't, put it into your hand. Put the rest on the bottom of your library in a random order. |
| Break Out | RG | Sorcery | Look at the top six cards of your library. You may reveal a creature card from among them. If that card has mana value 2 or less, you may put it onto the battlefield and it gains haste until end of turn. If you didn't put the revealed card onto the battlefield this way, put it into your hand. Put the rest on the bottom of your library in a random order. |
| Thought Harvester | 3U | Creature — Eldrazi Drone | Devoid (This card has no color.) Flying Whenever you cast a colorless spell, target opponent exiles the top card of their library. 2/4 |
| Threats Undetected | 2G | Sorcery | Search your library for up to four creature cards with different powers and reveal them. An opponent chooses two of those cards. Shuffle the chosen cards into your library and put the rest into your hand. |
| Mul Daya Channelers | 1GG | Creature — Elf Druid Shaman | Play with the top card of your library revealed. As long as the top card of your library is a creature card, Mul Daya Channelers gets +3/+3. As long as the top card of your library is a land card, Mul Daya Channelers has "{T}: Add two mana of any one color." 2/2 |
| Collected Conjuring | 2UR | Sorcery | Exile the top six cards of your library. You may cast up to two sorcery spells with mana value 3 or less from among them without paying their mana costs. Put the exiled cards not cast this way on the bottom of your library in a random order. |