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 |
|---|---|---|---|
| Martyr's Soul | 2W | Creature — Spirit Soldier | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When Martyr's Soul enters the battlefield, if you control no tapped lands, put two +1/+1 counters on it. 3/2 |
| Gauntlet of Might | 4 | Artifact | Red creatures get +1/+1. Whenever a Mountain is tapped for mana, its controller adds an additional {R}. |
| Alluring Siren | 1U | Creature — Siren | {T}: Target creature an opponent controls attacks you this turn if able. 1/1 |
| Damping Engine | 4 | Artifact | A player who controls more permanents than each other player can't play lands or cast artifact, creature, or enchantment spells. That player may sacrifice a permanent for that player to ignore this effect until end of turn. |
| Gerrymandering | 2G | Sorcery | Exile all lands. Give each player a number of those cards chosen at random equal to the number of those cards the player controlled. Each player returns those cards to the battlefield under their control. |
| Equinox | W | Enchantment — Aura | Enchant land Enchanted land has "{T}: Counter target spell if it would destroy a land you control." |
| Natural Emergence | 2RG | Enchantment | When Natural Emergence enters the battlefield, return a red or green enchantment you control to its owner's hand. Lands you control are 2/2 creatures with first strike. They're still lands. |
| Lavaball Trap | 6RR | Instant — Trap | If an opponent had two or more lands enter the battlefield under their control this turn, you may pay {3}{R}{R} rather than pay this spell's mana cost. Destroy two target lands. Lavaball Trap deals 4 damage to each creature. |
| Snowfall | 2U | Enchantment | Cumulative upkeep {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an Island is tapped for mana, its controller may add an additional {U}. If that Island is snow, its controller may add an additional {U}{U} instead. Spend this mana only to pay cumulative upkeep costs. |
| Inaction Injunction | 1U | Sorcery | 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.) Draw a card. |