MTG

Arctic Flats enters the battlefield tapped. {T}: Add {G} or {W}.

You have no maximum hand size. {T}: Add {C}.

Smoldering Spires enters the battlefield tapped. When Smoldering Spires enters the battlefield, target creature can't block this turn. {T}: Add {R}.

{T}: Add one mana of any color that a land an opponent controls could produce.

Sejiri Steppe enters the battlefield tapped. When Sejiri Steppe enters the battlefield, target creature you control gains protection from the color...

({T}: Add {B}.)

Raging Ravine enters the battlefield tapped. {T}: Add {R} or {G}. {2}{R}{G}: Until end of turn, Raging Ravine becomes a 3/3 red and green Element...

Tresserhorn Sinks enters the battlefield tapped. {T}: Add {B} or {R}.

As Rustic Clachan enters the battlefield, you may reveal a Kithkin card from your hand. If you don't, Rustic Clachan enters the battlefield tapped....

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

{T}: Add {C}. {T}, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.

Lavaclaw Reaches enters the battlefield tapped. {T}: Add {B} or {R}. {1}{B}{R}: Until end of turn, Lavaclaw Reaches becomes a 2/2 black and red E...

Khalni Garden enters the battlefield tapped. When Khalni Garden enters the battlefield, create a 0/1 green Plant creature token. {T}: Add {G}.

Halimar Depths enters the battlefield tapped. When Halimar Depths enters the battlefield, look at the top three cards of your library, then put the...

Colorless Eldrazi spells you cast cost {2} less to cast. {7}, {T}: Search your library for a colorless creature card, reveal it, put it into your h...

{T}: Add {C}. {4}: Dread Statuary becomes a 4/2 Golem artifact creature until end of turn. It's still a land.

Creeping Tar Pit enters the battlefield tapped. {T}: Add {U} or {B}. {1}{U}{B}: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature ...

Celestial Colonnade enters the battlefield tapped. {T}: Add {W} or {U}. {3}{W}{U}: Until end of turn, Celestial Colonnade becomes a 4/4 white and...

As Primal Beyond enters the battlefield, you may reveal an Elemental card from your hand. If you don't, Primal Beyond enters the battlefield tapped...

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

Each land is a Swamp in addition to its other land types.

{T}: Add {U}. {1}: Return Oboro, Palace in the Clouds to its owner's hand.

Indestructible {T}: Add {C}.

{T}: Add {C}. When Gods' Eye, Gate to the Reikai is put into a graveyard from the battlefield, create a 1/1 colorless Spirit creature token.