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 |
|---|---|---|---|
| Cateran Slaver | 4BB | Creature — Horror Mercenary | Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) {5}, {T}: Search your library for a Mercenary permanent card with mana value 5 or less, put it onto the battlefield, then shuffle. 5/5 |
| Teferi, Timeless Voyager | 4UU | Legendary Planeswalker — Teferi | [+1]: Draw a card. [−3]: Put target creature on top of its owner's library. [−8]: Each creature target opponent controls phases out. Until the end of your next turn, they can't phase in. (Treat them and anything attached to them as though they don't exist.) Loyalty 4 |
| Steelshaper's Gift | W | Sorcery | Search your library for an Equipment card, reveal that card, put it into your hand, then shuffle. |
| Prowling Geistcatcher | 3B | Creature — Human Rogue | Whenever you sacrifice another creature, exile it. If that creature was a token, put a +1/+1 counter on Prowling Geistcatcher. When Prowling Geistcatcher leaves the battlefield, return each card exiled with it to the battlefield under your control. 2/4 |
| Doubling Chant | 5G | Sorcery | For each creature you control, you may search your library for a creature card with the same name as that creature. Put those cards onto the battlefield, then shuffle. |
| Relentless Rohirrim | 3R | Creature — Human Knight | When Relentless Rohirrim enters the battlefield, the Ring tempts you. 4/3 |
| Illithid Harvester | 4U | Creature — Horror | Ceremorphosis — When Illithid Harvester enters the battlefield, turn any number of target tapped nontoken creatures face down. They're 2/2 Horror creatures. 4/4 |
| Cateran Brute | 2B | Creature — Horror Mercenary | {2}, {T}: Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle. 2/2 |
| Wargate | XGWU | Sorcery | Search your library for a permanent card with mana value X or less, put it onto the battlefield, then shuffle. |
| Cateran Enforcer | 3BB | Creature — Horror Mercenary | Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) {4}, {T}: Search your library for a Mercenary permanent card with mana value 4 or less, put it onto the battlefield, then shuffle. 4/3 |