Insert a coin with 5, then press 1 for one player or 2 for two players (two credits, alternating turns).
Rescue falling humanoids by catching them with your ship and setting them down on the ground. Smart bombs clear the screen; hyperspace is an emergency escape with a chance of destroying your ship. The cabinet buttons also work with a mouse or touch; drag the joystick vertically to fly.
Original game: Williams Electronics. Game and sound ROMs assembled from mwenge/defender (Eugene Jarvis and Sam Dicker), verified against all twelve reference checksums. CPU emulation adapted from iapx86/JavaScript. Hardware reference: MAME’s Williams driver. All game code, artwork, and sound are contained in this file.
Click or press a game key to enable audio. High scores are saved in this browser when local storage is available.
