Kimberly and Mealworm

Convoke (Your creatures can help cast this spell.
Each creature you tap while casting this spell
pays for {1} or one mana of that creature's color.)
Ward—Pay 3 life.
Treasures count as Goblins for sacrifice effects.
{t}: Sacrifice a Mountain: Create a Treasure
token and two 2/1 red Dwarf Berserker creature
tokens with haste.