He hasn't been seen much since Sari took an interest in much cooler robots. Luckily for him, Isaac still loves him, who is aware Sparkplug's novelty wore off for Sari. He is not seen in the crowd towards Soundwave when mind-controlled. Sound and Fury He was decidedly less cute once Henry Masterson got his grubby gamer mitts on him. He becomes an evil robot drone of Henry Masterson and attacks Optimus Prime and Sentinel(without his body). The Return of the Headmaster