Machine Elf (5e Creature)
From D&D Wiki
Metal Exoskeleton. Machine Elves have advantage against Bludgening
Machine blast. Machine Elves can use an action to shoot a blast from their eye. This blast does 2d6 Bludgeoning damage.
Limber Build. Made to be agile, Machine Elves can take "Disengage" as a bonus action.
Arm Blades. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) piercing damage. Can make two attacks with their arm blades.