cult leader pablo

Keen Smell. The bear has advantage on Wisdom (Perception) checks that rely on smell.

kingpen 

has absoulute loyalty of all of his goblin subordinates 

Multiattack. The bear makes two attacks: one with its bite and one with its claws.

Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) piercing damage.

Claws. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 7 (2d4 + 2) slashing damage.

cocaine bear

pablo snorts cocain giving him double movment for one turn

drug addict

snorts cocain to do two extra attacks ( 2 uses)

cocain dust 

on a hit causes the player to do a wisdom saving throw or go insane and attack there ally for a turn (wisdom save 13)

call of the cult

summons 5 goblin cultists to aid him will arrive on his next turn

frightening presence

all enemy creatures within 100 ft will have to do a wisdom saving throw or fall to the ground prone and cant move until there next turn 

true monarch

grow to gargantuan size all attacks have to do a constitution saving throw or get stunned dc 15

cunning retreat 

all party members perform a charisma saving throw to not kill the bear (only when under 15 hp)