MTG

This land enters tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

This land enters tapped. {T}: Add {W} or {U}. {3}{W}{U}: Until end of turn, this land becomes a 4/4 white and blue Elemental creature with flying a...

{T}: Add {C}. {4}: This land becomes a 3/3 Citizen creature with vigilance until end of turn. It's still a land. This ability costs {1} less to act...

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

This land enters with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on this land. {3}, {T}, Sacrifice this land: Destroy...

{T}: Add {C}. {3}, {T}: Target creature with power 3 or less can't be blocked this turn.

{T}: Add {C}. {3}, {T}: Target creature with power 3 or less can't be blocked this turn.

{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it fr...

{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it fr...

This land can't be blocked. {T}: Add {C}. {4}, {T}: Two target creatures you control that share a creature type can't be blocked this turn.

This land enters tapped unless you control a basic land. {T}: Add {B}. {3}{B}, {T}: Create a 1/1 colorless Spirit creature token with "This token c...

This land enters tapped unless you control a basic land. {T}: Add {R}. {1}{R}, {T}: Target creature you control gains firebending 4 until end of tu...

This land enters tapped unless you control a basic land. {T}: Add {G}. {2}{G}, {T}: Earthbend 2. Activate only as a sorcery. (Target land you contr...

This land enters tapped unless you control a basic land. {T}: Add {U}. {2}{U}, {T}: Draw a card, then discard a card.

This land enters tapped unless you control a basic land. {T}: Add {W}. {3}{W}, {T}: Put a +1/+1 counter on each creature you control.

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {R}.)

({T}: Add {R}.)