This land enters tapped unless you control a basic land.

: Add .

, : Target creature you control gains firebending 4 until end of turn. (Whenever it attacks, add . This mana lasts until end of combat.)

This land enters tapped unless you control a Mountain.

: Add .

, , Exert this land: Add . If that mana is spent on a creature spell, it gains haste until end of turn. (An exerted permanent won't untap during your next untap step.)

This land enters tapped.

When this land enters, target creature gets +2/+0 until end of turn.

: Add .

This land enters tapped.

: Add .

Station (Tap another creature you control: Put charge counters equal to its power on this Planet. Station only as a sorcery.)

12+ | , , Sacrifice a land: Create a 2/2 colorless Robot artifact creature token, then creatures you control get +1/+0 and gain haste until end of turn.

This land enters tapped unless you control a Mountain or a Forest.

: Add or .

, : Creatures you control gain landwalk until end of turn.

This land enters tapped unless you control a Mountain or a Plains.

: Add or .

This land enters tapped unless you control an Island or a Mountain.

: Add or .

This land enters tapped unless you control a Swamp or a Mountain.

: Add or .

(: Add .)

This land enters tapped unless you control three or more other Mountains.

When this land enters untapped, create a 1/1 red Dwarf creature token.

This land enters tapped.

When this land enters, target creature gets +1/+1 and gains first strike until end of turn.

: Add .

This land enters tapped unless you control a Plains or an Island.

: Add .

, : Exile the top card of your library. Until the end of your next turn, you may play that card.

This land enters tapped unless you control a basic land.

: Add .

, : Put a +1/+1 counter on each creature you control.

This land enters tapped.

When this land enters, target creature gets +1/+1 until end of turn.

: Add .

As this land enters, you may reveal an Elemental card from your hand. If you don't, this land enters tapped.

: Add .

, : Target creature gains haste until end of turn.

If you control two or more other lands, this land enters tapped.

: Add .

: Until end of turn, this land becomes a 3/2 red Goblin creature with "Whenever this creature attacks, create a 1/1 red Goblin creature token that's tapped and attacking." It's still a land.

This land enters tapped unless you control a Mountain or a Forest.

: Add .

, : The next spell you cast this turn can't be countered.

This land enters tapped.

: Add .

: This land becomes a 2/1 red Warrior creature with first strike until end of turn. It's still a land. (It deals combat damage before creatures without first strike.)