Wad : Alien Vendetta (2001)
Map : 25
Category : No Monster 100% Secrets
Time : 03:46:20
Port : DSDA Doom
Runner : Alephany

Comments : This demo can easily be beaten by any players who know how to use SR50.
There might be a way to line skip the lowering bars in the yellow skull room but I'm not going to find out.