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 |
|---|---|---|---|
| Bad River | Land | Bad River enters the battlefield tapped. {T}, Sacrifice Bad River: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle. | |
| Spellgorger Barbarian | 3R | Creature — Human Nightmare Barbarian | When Spellgorger Barbarian enters the battlefield, discard a card at random. When Spellgorger Barbarian leaves the battlefield, draw a card. 3/1 |
| Treasure Keeper | 4 | Artifact Creature — Construct | When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order. 3/3 |
| Champion of Stray Souls | 4BB | Creature — Skeleton Warrior | {3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield. {5}{B}{B}: Put Champion of Stray Souls on top of your library from your graveyard. 4/4 |
| Intrude on the Mind | 3UU | Instant | Reveal the top five cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. Create a 0/0 colorless Thopter artifact creature token with flying, then put a +1/+1 counter on it for each card put into your graveyard this way. |
| Perish the Thought | 2B | Sorcery | Target opponent reveals their hand. You choose a card from it. That player shuffles that card into their library. |
| Aeon Engine | 5 | Artifact | Aeon Engine enters the battlefield tapped. {T}, Exile Aeon Engine: Reverse the game's turn order. (For example, if play had proceeded clockwise around the table, it now goes counterclockwise.) |
| Dr. Julius Jumblemorph | 2GW | Legendary Creature | Dr. Julius Jumblemorph is every creature type (even if this card isn't on the battlefield). Whenever a host enters the battlefield under your control, you may search your library and/or graveyard for a card with augment and combine it with that host. If you search your library this way, shuffle. 4/4 |
| Oreskos Explorer | 1W | Creature — Cat Scout | When Oreskos Explorer enters the battlefield, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle. 2/2 |
| Claim Jumper | 2W | Creature — Rabbit Mercenary | Vigilance When Claim Jumper enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card and put it onto the battlefield tapped. Then if an opponent controls more lands than you, repeat this process once. If you search your library this way, shuffle. 3/3 |