'Go to Deal' takes you to The Master chief Collection where you can click on the individual games. Halo: Reach Halo: Combat Evolved Halo 2: Anniversary Halo 3 Halo 3: ODST Halo …
This is the all time cheapest price for this game. Clarification (thanks to sinewaves7): If you buy the MCC you're set, you get each game as they're ready. Buying the game individually …