Cybarian: The Time Travelling Warrior for PC

While that's only a buck under what you'd pay to grab the game at Steam today, a free game is still a free game (as long as you're a Prime member, that is). Shop Now at Amazon

You'd have to pay at least $6 to snag this wild top-down co-op racing adventure game elsewhere today. Shop Now at Epic Games Store

You'd have to pay at least $3 elsewhere to snag this indie turn-based strategy game in which humans must control giant mechs to defeat an alien invasion. Shop Now at Amazon

It would cost you at least $5 to grab this indie puzzle platformer from any other retailer today. Shop Now at Amazon

You'd pay at least $100 more elsewhere. Buy Now at Steam

It's 75% off and includes Halo: The Master Chief Collection, Halo: Reach, Halo: Combat Evolved Anniversary, Halo 2: Anniversary, Halo 3, Halo 3: ODST, and Halo 4. Buy Now at Steam