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Spawning Pool enters the battlefield tapped. {T}: Add {B}. {1}{B}: Spawning Pool becomes a 1/1 black Skeleton creature with "{B}: Regenerate this...

{T}: Add {C}. {4}, {T}, Sacrifice a land: Rath's Edge deals 1 damage to any target.

{T}: Add {C}. {2}, {T}, Sacrifice Terminal Moraine: Search your library for a basic land card, put that card onto the battlefield tapped, then shuf...

{2}: Regenerate target artifact creature.

Morph {0} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Proteus Machine is turned...

{2}, Sacrifice Brass Secretary: Draw a card.

At the beginning of your end step, if you control no untapped lands, you gain 2 life.

Ghitu Encampment enters the battlefield tapped. {T}: Add {R}. {1}{R}: Ghitu Encampment becomes a 2/1 red Warrior creature with first strike until...

Krosan Verge enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Krosan Verge: Search your library for a Forest card and a Plains card...

{T}: Add {C}. {T}: Add {U} or {B}. Activate only if you control a Swamp.

When Rith's Grove enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {R}, {G}, or {W}.

{T}: Add {C}. {T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

At the beginning of your upkeep, if you control seven or more permanents, return Complex Automaton to its owner's hand.

As long as Thran Golem is enchanted, it gets +2/+2 and has flying, first strike, and trample.

{T}: Add {C}. {1}{W}, {T}: Prevent all combat damage that would be dealt by target attacking creature this turn.

{3}, {T}, Sacrifice Ark of Blight: Destroy target land.

At the beginning of each opponent's upkeep, Viseling deals X damage to that player, where X is the number of cards in their hand minus 4.

{1}, {T}, Exile Thran Foundry: Target player shuffles their graveyard into their library.

Forbidding Watchtower enters the battlefield tapped. {T}: Add {W}. {1}{W}: Forbidding Watchtower becomes a 1/5 white Soldier creature until end o...

At the beginning of your end step, if you control no untapped lands, draw a card.

{T}: Add {C}. {T}: Add {W} or {B}. Activate only if you control a Swamp.

As Belbe's Portal enters the battlefield, choose a creature type. {3}, {T}: You may put a creature card of the chosen type from your hand onto the...

{T}: Add {C}. {T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

{T}: Choose a color of a permanent you control. Add one mana of that color.