Chucky is the possessed killer doll from the Child's Play horror franchise, first seen in the 1988 film and voiced in Spanish dubs with a distinctive playful menace. The phrase soy chucky simply means I am Chucky, and short Spanish clips of the character circulate widely on Latin American soundboards, messaging apps and meme pages. Its mix of horror recognition and cartoonish delivery made it reusable far beyond a single scene, especially for pranks, Halloween posts and reaction videos where naming the doll is the whole punchline.