Twin Blades achievements

You upgraded all of your Nun's abilities in survival mode.

You killed 500 zombies in story mode.

You finished the survival mode in hard difficulty.

You shook off 100 zombies in survival mode.

You bought all possible upgrades for all the weapons in survival mode.

You finished the survival mode.

You killed 500 zombies using only the air slash in survival mode.

You killed the necromancer.