M:tG card similarity search
4 · Artifact
At the beginning of your upkeep, you may put a soot counter on Smokestack. At the beginning of each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack.
| Name | Mana | Type | Text |
|---|---|---|---|
| Private Research | U | Enchantment — Aura | Enchant creature At the beginning of your upkeep, you may put a page counter on Private Research. When enchanted creature dies, draw a card for each page counter on Private Research. |
| Divine Intervention | 6WW | Enchantment | Divine Intervention enters the battlefield with two intervention counters on it. At the beginning of your upkeep, remove an intervention counter from Divine Intervention. When you remove the last intervention counter from Divine Intervention, the game is a draw. |
| War Dance | G | Enchantment | At the beginning of your upkeep, you may put a verse counter on War Dance. Sacrifice War Dance: Target creature gets +X/+X until end of turn, where X is the number of verse counters on War Dance. |
| Ruthless Winnower | 3BB | Creature — Elf Rogue | At the beginning of each player's upkeep, that player sacrifices a non-Elf creature. 4/4 |
| Azor's Elocutors | 3W/UW/U | Creature — Human Advisor | At the beginning of your upkeep, put a filibuster counter on Azor's Elocutors. Then if Azor's Elocutors has five or more filibuster counters on it, you win the game. Whenever a source deals damage to you, remove a filibuster counter from Azor's Elocutors. 3/5 |
| Cloistered Youth | 1W | Creature — Human | At the beginning of your upkeep, you may transform Cloistered Youth. 1/1 |
| Defiler of Souls | 3BBR | Creature — Demon | Flying At the beginning of each player's upkeep, that player sacrifices a monocolored creature. 5/5 |
| Lavabrink Floodgates | 3R | Artifact | {T}: Add {R}{R}. At the beginning of each player's upkeep, that player may put a doom counter on Lavabrink Floodgates or remove a doom counter from it. Then if it has three or more doom counters on it, sacrifice Lavabrink Floodgates. When you do, it deals 6 damage to each creature. |
| Chisei, Heart of Oceans | 2UU | Legendary Creature — Spirit | Flying At the beginning of your upkeep, sacrifice Chisei, Heart of Oceans unless you remove a counter from a permanent you control. 4/4 |
| Descent into Madness | 3BB | Enchantment | At the beginning of your upkeep, put a despair counter on Descent into Madness, then each player exiles X permanents they control and/or cards from their hand, where X is the number of despair counters on Descent into Madness. |