M:tG card similarity search
2BB · Creature — Demon
Spectacle {1}{B}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) Flying, trample At the beginning of your upkeep, Spawn of Mayhem deals 1 damage to each player. Then if you have 10 or less life, put a +1/+1 counter on Spawn of Mayhem. 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Fretwork Colony | 1B | Creature — Insect | Fretwork Colony can't block. At the beginning of your upkeep, put a +1/+1 counter on Fretwork Colony and you lose 1 life. 1/1 |
| Kazarov, Sengir Pureblood | 5BB | Legendary Creature — Vampire | Flying Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood. {3}{R}: Kazarov deals 2 damage to target creature. 4/4 |
| Grim Feast | 1BG | Enchantment | At the beginning of your upkeep, Grim Feast deals 1 damage to you. Whenever a creature is put into an opponent's graveyard from the battlefield, you gain life equal to its toughness. |
| Feast on the Fallen | 2B | Enchantment | At the beginning of each upkeep, if an opponent lost life last turn, put a +1/+1 counter on target creature you control. |
| Walking Ballista | XX | Artifact Creature — Construct | Walking Ballista enters the battlefield with X +1/+1 counters on it. {4}: Put a +1/+1 counter on Walking Ballista. Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target. 0/0 |
| Charnel Troll | 1BG | Creature — Troll | Trample At the beginning of your upkeep, exile a creature card from your graveyard. If you do, put a +1/+1 counter on Charnel Troll. Otherwise, sacrifice it. {B}{G}, Discard a creature card: Put a +1/+1 counter on Charnel Troll. 4/4 |
| Mogis, God of Slaughter | 2BR | Legendary Enchantment Creature — God | Indestructible As long as your devotion to black and red is less than seven, Mogis isn't a creature. At the beginning of each opponent's upkeep, Mogis deals 2 damage to that player unless they sacrifice a creature. 7/5 |
| Rivalry | 2R | Enchantment | At the beginning of each player's upkeep, if that player controls more lands than each other player, Rivalry deals 2 damage to them. |
| Goblin Boom Keg | 4 | Artifact | At the beginning of your upkeep, sacrifice Goblin Boom Keg. When Goblin Boom Keg is put into a graveyard from the battlefield, it deals 3 damage to any target. |
| 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. |