Make 'Em Crash!

Description

Enemies are coming for you, don't let them get close!
Avoid them and make them crash into each other to kill them.
Try to survive as long as you can without letting them hit you.

Choose between two game modes:
-Normal mode: try to survive as long as you can without getting hit by any enemy.
-Challenge mode: pick a time limit between 1 and 10 minutes, and try to kill all the enemies you can before the time runs out.

Additional Info