Take 3 games...

[Gurk]

Oblivion + BioShock + Minecraft.
This sounds delicious.

 

[Lt. Vinciti]

Fallout New Vegas
+
Fallout 3
+
Elder Scrolls V Skyrim
=
Fallout 4 ;P

 

[Jdb]

Monster Hunter + Ikaruga + Sin and Punishment 2

An online four-player coop bullet-hell shoot 'em up. Team up with friends to defeat giant space dinosaurs! Upgrade and change your ship with enemy parts! Tackle ship and on-foot missions! The screen's scrolling perspective changes! Amazing!