Grub, Goblin War-Machine

Menace Trample
{t}Put 3 1/1 goblin creature tokens onto the battlefield and each of those and
Grub, Goblin War-Machine Fights a target creature you dont controll. if
Grub, Goblin War-Machine wins
you may repeat this process and put a +1/+1
counter on Grub Goblin War Machine