Buster the Bear

Medium Construct, Chaotic Evil

STR
15 (+2)
DEX
14 (+2)
CON
13 (+1)
INT
8 (-1)
WIS
11 (+0)
CHA
9 (-1)
Surprise Attack.

If Buster the Bear surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 7 (2d6) damage from the attack.

Actions

Bashin' Banjo.

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2) bludgeoning damage.

Find this creature in the encounter builder

Buster the Bear

Source: The Lost Dungeon of Rickedness: Big Rick Energy, p. 27 - Licenses and attribution