Type: Microworld
Environment: Formerly Earthlike, now devastated
Usual Means Of Access: "Shrinking"
Dominant Lifeform: Humanoid
Prominent Inhabitants: Jarr and Tyrr

Comments: The microworld of Bast is a world devastated by atomic fire. The scientist Jarr sought to siphon energy from Earth and rule what was left of his planet, but this scheme was ultimately stopped by his cousin, Tyrr.

First Appearance: IRON MAN #51