Blue Mana Battery [Fourth Edition]Set: Fourth Edition Type: Artifact Rarity: Rare Cost: {4} {2}, {T}: Put a charge counter on Blue Mana Battery. {T}, Remove any number of charge counters from Blue Mana Battery: Add {U}, then add an additional {U} for each charge counter removed this way.

" —Ouallada

Set: Planar Chaos Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Destroy all creatures

Set: Limited Edition Alpha Type: Artifact Rarity: Rare Cost: {2} {X}: You may choose a creature card in your hand whose mana cost could be paid by some amount of

They don't untap during their controller's next untap step

Sacrifice a creature: Add {B}{B}

" —Teysa Karlov

then reveals the top card of their library

Set: Weatherlight Type: Artifact Rarity: Rare Cost: {3} Whenever a land an opponent controls is tapped for mana

Set: Ninth Edition Type: Creature — Octopus Rarity: Common Cost: {3}{U} "Before my eyes was a horrible monster

choose a creature type

Set: Alliances Type: Land Rarity: Rare If Soldevi Excavations would enter the battlefield

nonblack creature