Echolocation. The thopter can't use its blindsight while deafened.
Keen Hearing. The thopter has advantage on Wisdom (Perception) checks that rely on hearing.
Bite. Melee Weapon Attack: +0 to hit, reach 5 ft., one creature. Hit:1 piercing damage.
Many of the products of Kaladesh's most inventive minds are tools meant to be wielded, piloted, or otherwise employed by other people. But the crowning achievement of the artificer's art is the imitation of life itself, crafting artificial creatures with the capability to move, act, and even make decisions independently, according to a comprehensive set of instructions.