Offer ends in about 3h, I think.
It's an old challenging classic, very good and unique 2D Jump and run game with a dark atmosphere, but also some humor, if I remember correctly.
You need to avoid enemies, as many kill you on sight (its a challenging game), traps, solve puzzles and free your friends, without accidentally killing them
Link:
http://store.steampowered.com/app/15700/
It's an old challenging classic, very good and unique 2D Jump and run game with a dark atmosphere, but also some humor, if I remember correctly.
You need to avoid enemies, as many kill you on sight (its a challenging game), traps, solve puzzles and free your friends, without accidentally killing them
Link:
http://store.steampowered.com/app/15700/