
Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)
Goblin Mountaineer has 5 printings, first in Portal Second Age (1998). EDHREC ranks it #21,425 among Commander cards. It appears most in Vaan, Street Thief decks (227 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.