Strangle

Melee Weapon Attack: +4 to hit, reach 10 ft., one Medium or smaller creature that is surprised grappled by the bugbear or that can't see the bugbear. Hit: 9 (2d6 + 2) bludgeoning damage and the target is pulled 5 feet towards the bugbear and grappled (escape DC 12). Until this grapple ends the bugbear automatically hits with the Strangle attack and the target can't breathe.

Maul

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 9 (2d6 + 2) bludgeoning damage.

Javelin

Melee or Ranged Weapon Attack: +4 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 5 (1d6 + 2) piercing damage or 12 (3d6 + 2) piercing damage if the target is a creature that is surprised or that can't see the bugbear.

Stealthy Sneak

The bugbear moves up to half its Speed without provoking opportunity attacks. It can then attempt to hide.