February 2018, 5 Hours
Incoming! was made in 5 hours for GBC Jam 11 with the theme Frantic.
Requires a Twitch stream and viewers.
Control your keyboard to defeat waves of oncoming enemies controlled by your Twitch chat.
Player: Press the assigned key to shoot in that lane. If a single enemy touches you, it's game over.
Viewer: Type any of the letters shown on the lanes into chat. That will spawn an enemy in that lane.