Dino D-Day is a game made in April 8, 2011 by 800 North and Digital Ranch based on the Portal 2 source engine.

The game takes place in WW2 in an alternate history where Nazis invented dinosaur cloning and are using them in armies against the allies.

It features dinosaurs as playable classes alongside humans. While humans all play in first person, the dinosaurs can be either third person or third person depending on class. The games features DM, CTF, Objective, CP. It also has a hoard mode that is exclusive to DLC.