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 |
|---|---|---|---|
| Ulvenwald Primordials | Creature — Werewolf | {G}: Regenerate Ulvenwald Primordials. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulvenwald Primordials. 5/5 | |
| Incendiary | R | Enchantment — Aura | Enchant creature At the beginning of your upkeep, you may put a fuse counter on Incendiary. When enchanted creature dies, Incendiary deals X damage to any target, where X is the number of fuse counters on Incendiary. |
| Wild Leotau | 2GG | Creature — Cat | At the beginning of your upkeep, sacrifice Wild Leotau unless you pay {G}. 5/4 |
| Krosan Cloudscraper | 7GGG | Creature — Beast Mutant | At the beginning of your upkeep, sacrifice Krosan Cloudscraper unless you pay {G}{G}. Morph {7}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 13/13 |
| Sarulf, Realm Eater | 1BG | Legendary Creature — Wolf | Whenever a permanent an opponent controls is put into a graveyard from the battlefield, put a +1/+1 counter on Sarulf, Realm Eater. At the beginning of your upkeep, if Sarulf has one or more +1/+1 counters on it, you may remove all of them. If you do, exile each other nonland permanent with mana value less than or equal to the number of counters removed this way. 3/3 |
| Whipstitched Zombie | 1B | Creature — Zombie | At the beginning of your upkeep, sacrifice Whipstitched Zombie unless you pay {B}. 2/2 |
| Conversion | 2WW | Enchantment | At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains. |
| Glaciers | 2WU | Enchantment | At the beginning of your upkeep, sacrifice Glaciers unless you pay {W}{U}. All Mountains are Plains. |
| Leyline Surge | Enchantment | At the beginning of your upkeep, you may put a permanent card from your hand onto the battlefield. | |
| Psychotrope Thallid | 2G | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Psychotrope Thallid. Remove three spore counters from Psychotrope Thallid: Create a 1/1 green Saproling creature token. {1}, Sacrifice a Saproling: Draw a card. 1/1 |