M:tG card similarity search
4GG · Enchantment
At the beginning of your upkeep, sacrifice Nature's Wrath unless you pay {G}. Whenever a player puts an Island or blue permanent onto the battlefield, that player sacrifices an Island or blue permanent. Whenever a player puts a Swamp or black permanent onto the battlefield, that player sacrifices a Swamp or black permanent.
| Name | Mana | Type | Text |
|---|---|---|---|
| Longhorn Firebeast | 2R | Creature — Elemental Ox Beast | When Longhorn Firebeast enters the battlefield, any opponent may have it deal 5 damage to them. If a player does, sacrifice Longhorn Firebeast. 3/2 |
| Savra, Queen of the Golgari | 2BG | Legendary Creature — Elf Shaman | Whenever you sacrifice a black creature, you may pay 2 life. If you do, each other player sacrifices a creature. Whenever you sacrifice a green creature, you may gain 2 life. 2/2 |
| Chainer's Edict | 1B | Sorcery | Target player sacrifices a creature. Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Rootwater Alligator | 3G | Creature — Crocodile | Sacrifice a Forest: Regenerate Rootwater Alligator. 3/2 |
| Gauntlets of Chaos | 5 | Artifact | {5}, Sacrifice Gauntlets of Chaos: Exchange control of target artifact, creature, or land you control and target permanent an opponent controls that shares one of those types with it. If those permanents are exchanged this way, destroy all Auras attached to them. |
| Debtors' Knell | 4W/BW/BW/B | Enchantment | ({W/B} can be paid with either {W} or {B}.) At the beginning of your upkeep, put target creature card from a graveyard onto the battlefield under your control. |
| Virtue of Persistence | 5BB | Enchantment | At the beginning of your upkeep, put target creature card from a graveyard onto the battlefield under your control. |
| The Great Aurora | 6GGG | Sorcery | Each player shuffles all cards from their hand and all permanents they own into their library, then draws that many cards. Each player may put any number of land cards from their hand onto the battlefield. Exile The Great Aurora. |
| Gate to the Aether | 6 | Artifact | At the beginning of each player's upkeep, that player reveals the top card of their library. If it's an artifact, creature, enchantment, or land card, the player may put it onto the battlefield. |
| Aura Flux | 2U | Enchantment | Other enchantments have "At the beginning of your upkeep, sacrifice this enchantment unless you pay {2}." |