On March 15th, 2021, Shamrock Freddy and the Wasteland Animatronics returned. On January 28th, 2021, Ballora and the Circus Animatronics returned. On January 21st, 2021, the Heatwave Animatronics returned. On January 14th, 2021, the event continued with the return of the Arcade Animatronics.
On October 1st, 2020, more event-exclusive animatronics returned, this includes: Shamrock Freddy, Radioactive Foxy, Toxic Springtrap, Broiler Baby, and 8-Bit Baby.
On September 24th, 2020, several event-exclusive animatronics made a return in this event include: Freddy Frostbear, Chocolate Bonnie, Toy Freddy, Mangle, and Flaming Springtrap. Skins and characters have returned in their own events before, but this was the first one to officially be advertised and have an event icon. The Dark Circus was originally going to end on that day, but Illumix decided to have the characters return due to fan's missing them. The Blast from the Past Event launched as a mini throwback event re-introducing the event-exclusive animatronics from the past events.