steam humble indie bundle for 18 dollars gets you a bunch of good games.
Buy the Current Humble Indie Bundle, that stuff is full of great games.
quantum conundrumlike portal but with no portals
how does that make it like portal then
psychonauts
Super Meat Boy is the stuff if you don't have it alreadyhardest platformer i've ever played, but it's incredible
This game seems perfect for you lord tonyhttp://store.steampowered.com/app/211340/
A good series that might relate to you