Miu sees an opportunity to strike the creature while it’s distracted fighting the others. He quickly removes his shield, lifts his staff with both hands, and stomps it down on a soft spot in the insect’s body.
Opposed
_: 2D6+5 = [1, 5]+5 = 11
Damage
_: 1D6 = [1] = 1
(that's 2 damage with my staff)