Take possession of places by cursing them. The more curses you have, the more power you accumulate.
Do battle against the demons that are haunting you. Purge them from your life.
Drop or send a few demons here or there. Don't worry, *we won't tell.
Get stronger. Use cooler weapons. Obtained either through bribes or by killing demons.
If you so desire, you can go find the big-bag nasty demons out in the real world. Please be responsible. And read this before you go.
Supports all modern iPhones since 6s
*If you pay us not to