Complete the tutorial
Kill the Drone Demon
Kill the Headless Demon
Kill the Demon King
Kill the Demon Monk
Kill the Old Demon
Kill the Demon Samurai
Kill the Big Demon
Kill the Demonic Creature
Kill the Demon General
Kill the Demon Wizard
Unlock every upgrade
Kill one of the Twins
Kill the Demonic Lone Wolf
Kill the Tiny Demon
