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 |
|---|---|---|---|
| Barrin's Codex | 4 | Artifact | At the beginning of your upkeep, you may put a page counter on Barrin's Codex. {4}, {T}, Sacrifice Barrin's Codex: Draw X cards, where X is the number of page counters on Barrin's Codex. |
| Recantation | 3UU | Enchantment | At the beginning of your upkeep, you may put a verse counter on Recantation. {U}, Sacrifice Recantation: Return up to X target permanents to their owners' hands, where X is the number of verse counters on Recantation. |
| Rumbling Crescendo | 3RR | Enchantment | At the beginning of your upkeep, you may put a verse counter on Rumbling Crescendo. {R}, Sacrifice Rumbling Crescendo: Destroy up to X target lands, where X is the number of verse counters on Rumbling Crescendo. |
| Conjured Currency | 5U | Enchantment | At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control. |
| Epic Struggle | 2GG | Enchantment | At the beginning of your upkeep, if you control twenty or more creatures, you win the game. |
| Sultai Ascendancy | BGU | Enchantment | At the beginning of your upkeep, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) |
| 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.) |
| Ebon Praetor | 4BB | Creature — Avatar Praetor | First strike, trample At the beginning of your upkeep, put a -2/-2 counter on Ebon Praetor. Sacrifice a creature: Remove a -2/-2 counter from Ebon Praetor. If the sacrificed creature was a Thrull, put a +1/+0 counter on Ebon Praetor. Activate only during your upkeep and only once each turn. 5/5 |
| Powder Keg | 2 | Artifact | At the beginning of your upkeep, you may put a fuse counter on Powder Keg. {T}, Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg. |
| Golden Urn | 1 | Artifact | At the beginning of your upkeep, you may put a charge counter on Golden Urn. {T}, Sacrifice Golden Urn: You gain life equal to the number of charge counters on Golden Urn. |