M:tG card similarity search
3 · Artifact
Whenever a land an opponent controls is tapped for mana, tap all lands that player controls that could produce any type of mana that land could produce.
| Name | Mana | Type | Text |
|---|---|---|---|
| Slimy Kavu | 2R | Creature — Kavu | {T}: Target land becomes a Swamp until end of turn. 2/2 |
| Cone of Cold | 3U | Sorcery | Roll a d20. 1—9 | Tap all creatures your opponents control. 10—19 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. 20 | Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. Until your next turn, creatures your opponents control enter the battlefield tapped. |
| Blinding Light | 2W | Sorcery | Tap all nonwhite creatures. |
| Keeper of the Accord | 3W | Creature — Human Soldier | At the beginning of each opponent's end step, if that player controls more creatures than you, create a 1/1 white Soldier creature token. At the beginning of each opponent's end step, if that player controls more lands than you, you may search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle. 3/4 |
| Mystic Monstrosity | Artifact Creature — Construct | Lands you control have "{T}: Add one mana of any color." 5/6 | |
| Zombie Trailblazer | BBB | Creature — Zombie Scout | Tap an untapped Zombie you control: Target land becomes a Swamp until end of turn. Tap an untapped Zombie you control: Target creature gains swampwalk until end of turn. (It can't be blocked as long as defending player controls a Swamp.) 2/2 |
| Tainted Aether | 2BB | Enchantment | Whenever a creature enters the battlefield, its controller sacrifices a creature or land. |
| Devastate | 3RR | Sorcery | Destroy target land. Devastate deals 1 damage to each creature and each player. |
| Manascape Refractor | 3 | Artifact | Manascape Refractor enters the battlefield tapped. Manascape Refractor has all activated abilities of all lands on the battlefield. You may spend mana as though it were mana of any color to pay the activation costs of Manascape Refractor's abilities. |
| Cerebral Eruption | 2RR | Sorcery | Target opponent reveals the top card of their library. Cerebral Eruption deals damage equal to the revealed card's mana value to that player and each creature that player controls. If a land card is revealed this way, return Cerebral Eruption to its owner's hand. |