Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Bubbling Muck

B · Sorcery

Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}.

Similar cards

Color identity:
NameManaTypeText
Karn's Sylex 3Legendary Artifact Karn's Sylex enters the battlefield tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery.
Kjeldoran Knight WWCreature — Human Knight Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.) {1}{W}: Kjeldoran Knight gets +1/+0 until end of turn. {W}{W}: Kjeldoran Knight gets +0/+2 until end of turn. 1/1
Tectonic Instability 2REnchantment Whenever a land enters the battlefield, tap all lands its controller controls.
Planeswalker's Scorn 2BEnchantment {3}{B}: Target opponent reveals a card at random from their hand. Target creature gets -X/-X until end of turn, where X is the revealed card's mana value. Activate only as a sorcery.
Sage of the Inward Eye 2URWCreature — Djinn Wizard Flying Whenever you cast a noncreature spell, creatures you control gain lifelink until end of turn. 3/4
Valor in Akros 3WEnchantment Whenever a creature enters the battlefield under your control, creatures you control get +1/+1 until end of turn.
Éomer, Marshal of Rohan 2RRLegendary Creature — Human Knight Haste Whenever one or more other attacking legendary creatures you control die, untap all creatures you control. After this phase, there is an additional combat phase. This ability triggers only once each turn. 4/4
Cultivator Drone 2UCreature — Eldrazi Drone Devoid (This card has no color.) {T}: Add {C}. Spend this mana only to cast a colorless spell, activate an ability of a colorless permanent, or pay a cost that contains {C}. ({C} represents colorless mana.) 2/3
Worldpurge 4W/UW/UW/UW/USorcery Return all permanents to their owners' hands. Each player chooses up to seven cards in their hand, then shuffles the rest into their library. Each player loses all unspent mana.
Unwilling Recruit XRRRSorcery Gain control of target creature until end of turn. Untap that creature. It gets +X/+0 and gains haste until end of turn.
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