About
TOASTY, originated from Mortal Kombat, a brutal fighting game which it’s arcade release is October 8th, 1992, by Midway Games. The person who recites Toasty is Dan Forden, who created the music for the Mortal Kombat games.
Origin
The game where he did say Toasty was in the 2nd installment of Mortal Kombat. This easter egg appears when the player does a vicious uppercut. Due to its popularity, he can still be found in future Mortal Kombat games.
Spread
Certain Youtube Poops also feature the musician.