Mountain Range Burrows

At the beginning of combat on your turn, you may pay {r}. If you do, create a 1/1 red Goblin creature token with haste.
Whenever Mountain Range Burrows blocks, create two 1/1 red Goblin creature tokens with haste.
"I've lost fingers and toes to the cold. Others lost limbs and heads to the goblins"
-Aldir "Six-Toe" Graycliff, mountain guide