M:tG card similarity search
1B · Enchantment — Aura
Enchant creature At the beginning of your upkeep, you may put an infection counter on Festering Wound. At the beginning of the upkeep of enchanted creature's controller, Festering Wound deals X damage to that player, where X is the number of infection counters on Festering Wound.
| Name | Mana | Type | Text |
|---|---|---|---|
| Think Tank | 2U | Enchantment | At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) |
| Black Vise | 1 | Artifact | As Black Vise enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player, where X is the number of cards in their hand minus 4. |
| Toy Boat | 3 | Artifact Creature — Ship | Cumulative upkeep—Say "Toy Boat" quickly. (At the beginning of your upkeep, put an age counter on Toy Boat, then sacrifice it unless you say "Toy Boat" once for each age counter on it—without pausing between or fumbling it.) 3/3 |
| Uktabi Efreet | 2GG | Creature — Efreet | Cumulative upkeep {G} (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.) 5/4 |
| Ravenous Vampire | 3BB | Creature — Vampire | Flying At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don't, tap Ravenous Vampire. 3/3 |
| Time Bomb | 4 | Artifact | At the beginning of your upkeep, put a time counter on Time Bomb. {1}, {T}, Sacrifice Time Bomb: Time Bomb deals damage equal to the number of time counters on it to each creature and each player. |
| The Rack | 1 | Artifact | As The Rack enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in their hand. |
| Heart of Bogardan | 2RR | Enchantment | Cumulative upkeep {2} (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 a player doesn't pay Heart of Bogardan's cumulative upkeep, Heart of Bogardan deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls, where X is twice the number of age counters on Heart of Bogardan minus 2. |
| Biting Tether | 4U | Enchantment — Aura | Enchant creature You control enchanted creature. At the beginning of your upkeep, put a -1/-1 counter on enchanted creature. |
| Curse of Vengeance | B | Enchantment — Aura Curse | Enchant player Whenever enchanted player casts a spell, put a spite counter on Curse of Vengeance. When enchanted player loses the game, you gain X life and draw X cards, where X is the number of spite counters on Curse of Vengeance. |