Alpine Meadow

({T}: Add {R} or {W}.)
This land enters tapped.

Exploding Borders

Domain — Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Exploding Borders deals X damage to target player or planeswalker, where X is the number of basic land types among lands you control.

Arctic Treeline

({T}: Add {G} or {W}.)
This land enters tapped.

Skred

Skred deals damage to target creature equal to the number of snow permanents you control.

Wild Nacatl

This creature gets +1/+1 as long as you control a Mountain.
This creature gets +1/+1 as long as you control a Plains.

Snow-Covered Mountain

Matca Rioters

Domain — Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control.

Nylea's Presence

Enchant land
When this Aura enters, draw a card.
Enchanted land is every basic land type in addition to its other types.

Tribal Flames

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

Lush Growth

Enchant land
Enchanted land is a Mountain, Forest, and Plains.

Highland Forest

({T}: Add {R} or {G}.)
This land enters tapped.

Snow-Covered Forest

Burning-Tree Emissary

Might of Alara

Domain — Target creature gets +1/+1 until end of turn for each basic land type among lands you control.