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 |
|---|---|---|---|
| Acquire | 3UU | Sorcery | Search target opponent's library for an artifact card and put that card onto the battlefield under your control. Then that player shuffles. |
| Dance of Many | UU | Enchantment | When Dance of Many enters the battlefield, create a token that's a copy of target nontoken creature. When Dance of Many leaves the battlefield, exile the token. When the token leaves the battlefield, sacrifice Dance of Many. At the beginning of your upkeep, sacrifice Dance of Many unless you pay {U}{U}. |
| Counterbalance | UU | Enchantment | Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card. |
| Kor Cartographer | 3W | Creature — Kor Scout | When Kor Cartographer enters the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle. 2/2 |
| Barishi | 2GG | Creature — Elemental | When Barishi dies, exile Barishi, then shuffle all creature cards from your graveyard into your library. 4/3 |
| Vitality Salve | Artifact | At the beginning of the Horde's precombat main phase, reveal an additional card from the top of the Horde's library. The Horde casts that card. Hero's Reward — When Vitality Salve is put into a graveyard from anywhere, each player returns a creature card from their graveyard to the battlefield. | |
| Revered Unicorn | 1W | Creature — Unicorn | 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 Revered Unicorn leaves the battlefield, you gain life equal to the number of age counters on it. 2/3 |
| Diabolic Servitude | 3B | Enchantment | When Diabolic Servitude enters the battlefield, return target creature card from your graveyard to the battlefield. When the creature put onto the battlefield with Diabolic Servitude dies, exile it and return Diabolic Servitude to its owner's hand. When Diabolic Servitude leaves the battlefield, exile the creature put onto the battlefield with Diabolic Servitude. |
| Refreshing Elixir | Artifact | At the beginning of the Horde's precombat main phase, reveal an additional card from the top of the Horde's library. The Horde casts that card. Hero's Reward — When Refreshing Elixir is put into a graveyard from anywhere, each player gains 5 life. | |
| Wormfang Crab | 3U | Creature — Nightmare Crab | Wormfang Crab can't be blocked. When Wormfang Crab enters the battlefield, an opponent chooses a permanent you control other than Wormfang Crab and exiles it. When Wormfang Crab leaves the battlefield, return the exiled card to the battlefield under its owner's control. 3/6 |