OBASS, short for One-Button-Automatic-Sidescrolling-Shooter is, as the name implies, is a minimalistic one-button arcade game where the player has to navigate through dangerous levels. By collecting powerups like shields or different turrent types the player can increase his odds of navigating through the level as a mutlitude of enemys and turrets try to stop him from doing so. The game was developed in 48 hours during the Ludum Dare game jam 26.

 

Play/download it yourself here: Link