In many versions, he accidentally ingests a poisonous substance or is caught in a lab accident that turns his skin red and grants him superhuman intelligence and speed.
While some animations show him expressing regret for his actions, he is ultimately portrayed as the "evil guy" and the main antagonist of the series. The "Crazy" Song Connection
Red is often shown as a gifted but bullied student whose experiments were ridiculed.
Feeling he had no friends of his own, Red uses his scientific knowledge to transform other humans—often against their will—into the Rainbow Friends so they can experience the same loneliness he did.
The title "I Envy You" is frequently paired with the song (often a remix or piano cover). This music is used to highlight Red's descent into madness and his obsession with creating "friends" to fill the void of his own loneliness.
