Burned Goblin

Nimble Escape. The goblin can take the Disengage or Hide action as a bonus action on each of its turns.

Lesser Fireball. 1/long rest

Ranged Spell:  range 80 ft., Each creatures in a 10 ft. radius must make a DC 14 Dexterity saving throw. A target takes 4d6 fire damage on a failed save, or half as much damage on a successful one. The fire spreads around corners. It ignites flammable objects in the area that aren't being worn or carried.

Multiattack. The Burned Goblin may make two attacks with Burning Swipe per action.

Burning Swipe. Melee Attack: +4 to hit, reach 5 ft., one target. Hit: 8 (1d6 + 3) fire damage.

Flame Shot. Ranged Spell Attack: +4 to hit, range 80 ft., one target. Hit: 10 (1d10 + 5) fire damage.

Heart of the Sun Shard. When a Burned Goblin enacts Heart of the Flame Shard it takes 1d8 fire damage at the beginning of its turn and deals an additional 1d8 fire damage on each attack for 1 minute.