M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Stensia Innkeeper | 3R | Creature — Vampire | When Stensia Innkeeper enters the battlefield, tap target land an opponent controls. That land doesn't untap during its controller's next untap step. 3/3 |
| Urban Burgeoning | G | Enchantment — Aura | Enchant land Enchanted land has "Untap this land during each other player's untap step." |
| Tectonic Break | XRR | Sorcery | Each player sacrifices X lands. |
| Archipelagore | 5UU | Creature — Leviathan | Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step. 7/7 |
| Citadel of Pain | 2R | Enchantment | At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control. |
| Plant Tadpoles | XUU | Sorcery — Adventure | Tap X target creatures. They don't untap during their controllers' next untap steps. (Then exile this card. You may cast the creature later from exile.) |
| Dreadwaters | 3U | Sorcery | Target player mills X cards, where X is the number of lands you control. |
| Exhaustion | 2U | Sorcery | Creatures and lands target opponent controls don't untap during their next untap step. |
| Mana Vapors | 1U | Sorcery | Lands target player controls don't untap during their next untap step. |
| Winter Orb | 2 | Artifact | As long as Winter Orb is untapped, players can't untap more than one land during their untap steps. |