Quick Question About Stages

[zigheart]

ok so i got bored and was looking up new stages to play on. i got a ton :srs: some say there for the same stage tho and i use the alternate stage loader so i need stages that use the same rel file. problem is i have 2 stages that r supposed to be over the same stage, but there not, they  have an rel file but they originally were based off a different one. is there a way to check what the original stage it was based on was? ty