Since the player upgrades and detailed enemy scaling cannot be done properly in such a short time, we'll temporarily use difficulty scaling described below (the appearing numbers are subject to change):
Maximum playthrough time of 10 minutes
Spawn rate increased by 5% every 30 seconds
Additional imp skill - 4s 2x attack boost with 30s cooldown; Ultimate skill damaging all units on screen by a set amount - 1 use per game
Since the player upgrades and detailed enemy scaling cannot be done properly in such a short time, we'll temporarily use difficulty scaling described below (the appearing numbers are subject to change):