Spark (Donkey Kong Jr.)

Spark appeared in 1982 video game called Donkey Kong Jr.. Sparks are orb-shaped creatures who continually emit pulses and flashes of electricity. They are mostly found crawling around walls and ceilings and moving across wires. Sparks are the first in a series of enemies in the Mario franchise that are balls of electricity, including Li'l Sparkies and Amps.