Lava: Divert the flow

My submission to Micro Jam 013: Lava There are fissures near town (red markers) and you need to divert the flow of lava away from the houses (towards the white marker). Once you start the lava flows fast, the time to save the town is limited!  There is a height map that the lava uses to traverse, you can dig trenches or build barriers to divert the flow of the lava. Move with the arrow keys or WAS…