Vug Lizard

Vug Lizard

Creature - Lizard | Power/Toughness: 3 / 4 (CMC 3)
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.)