Vug Lizard

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Goblin Mountaineer

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Canyon Wildcat

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Mountain Goat

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Mountain Goat

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Goblins of the Flarg

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)
When you control a Dwarf, sacrifice Goblins of the Flarg.

Mountain Yeti

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)
Protection from white

Mountain Goat

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Goblins of the Flarg

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)
When you control a Dwarf, sacrifice Goblins of the Flarg.

Mountain Yeti

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)
Protection from white