Seeing its all goblins, who can't even tell the pointy end of a spear, i'd say make rude hand suggesting, followed with mooning him, do a feint retreat and then attack, afterwards start T-bagging like crazy.
"The flower of friendship blooms even in hell. On the sand where waves come and go, it leaves its petal as a memento. We will make it bloom again someday, The Okama Way!" - Mister 2, Bon Clay