Forum Overview :: Gamerasutra :: Pretty sure I did that with Portal's challenges!

[quote name="Worm"]Well, because that's the only way to do them, and it's the only way to throw ten cards into a fucking hat. No one sets highscores in Mame with load states, and save anywhere doesn't magically warp a game and remove it's MAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGGGGGGGIIIIIIIIIIIIIIIIIIIIC. Since a game like Portal doesn't require you to quicksave/quickload except for the horrible challenges.[/quote]