Resident Evil Outbreak File #2 -

File #2 introduced several quality-of-life improvements over the original Outbreak :

: Players can now move and track enemies while aiming, a significant upgrade from the stationary aiming of the first game. Resident Evil Outbreak File #2

: Survivors attempt to escape through the subway system, which has been infested by giant flea-like creatures called Mega Bites. Resident Evil Outbreak File #2