Demon Slayer's Crossbow

	Demon Slayer's Crossbow
	Rank: ✮✮ Type: Runestone
This runestone is bathed in red light, you feel a slight burning pain when you touch it, a result of outflowing energy. Using it as an auxiliary fuel for the airship may have unexpected results.
Decreases the enemy's armor by 10 When main cannon attacks, 100% chance to cast: causes damage (80% of main cannon's power) (Can choose to activate this Runestone before Revenge battle starts)
Source(s):	Use Secret Order 通通拿去做彩蛋 Sky Sundries - Ship Wreckage with the help of Ghost Captain