M:tG card similarity search
2WW · Enchantment
At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)
| Name | Mana | Type | Text |
|---|---|---|---|
| UNIT Headquarters | Plane — Earth | When you planeswalk to UNIT Headquarters and at the beginning of your upkeep, create a tapped 1/1 white Soldier creature token. Whenever chaos ensues, put a +1/+1 counter on each creature you control. | |
| Fogwalker | 1U | Creature — Spirit | Skulk (This creature can't be blocked by creatures with greater power.) When Fogwalker enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step. 1/3 |
| Mechanized Production | 2UU | Enchantment — Aura | Enchant artifact you control At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game. |
| Marshdrinker Giant | 3GG | Creature — Giant Warrior | When Marshdrinker Giant enters the battlefield, destroy target Island or Swamp an opponent controls. 4/3 |
| Elder Spawn | 4UUU | Creature — Spawn | At the beginning of your upkeep, unless you sacrifice an Island, sacrifice Elder Spawn and it deals 6 damage to you. Elder Spawn can't be blocked by red creatures. 6/6 |
| Frost Trickster | 2U | Creature — Bird Wizard | Flying When Frost Trickster enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 2/2 |
| Mystical Tether | 2W | Enchantment | You may cast Mystical Tether as though it had flash if you pay {2} more to cast it. When Mystical Tether enters the battlefield, exile target artifact or creature an opponent controls until Mystical Tether leaves the battlefield. |
| Niall Silvain | GGG | Creature — Ouphe | {G}{G}{G}{G}, {T}: Regenerate target creature. 2/2 |
| Contagion Engine | 6 | Artifact | When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.) |
| 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. |