Extra Crisis is a bonus game from Dino Crisis 2. In this mini-game you can battle with various dinosaurs  and with Inostrancevia. First you battle with some Oviraptors, later with Velociraptors, later with three Inostrancevia, and later with two Allosaurus and finnally, with Tyrannosaurus rex. You can play with dinosaurs, characters or with the tank. Triceratops and Compsognathus can be obtained but only if the game is beaten on hard mode after obtaining the others.