From Granblue Fantasy Wiki
Character UnlockObtaining this weapon unlocks a character.
Drawing additional copies beyond the first will instead earn a Gold Moon.
|4★||Complete Sturm Lvl 45 Fate Episode "Silence is Golden"|
|A crude katana once wielded by a band of warriors likened to gods of war. The katana appears in many tales, in which it is usually stained with red and sapping the life force of its opponent.|
|Peerless Draw||Massive Fire damage to a foe. Gain 
Additional effect at 4★:
||Inferno's Might II||Big boost to fire allies' ATK|
|▼ 120||Upgraded at level 120 to:||Upgraded at level 120 to:|
||Inferno's Might III||Massive boost to fire allies' ATK|
|150||Unlocks at level 150:||Unlocks at level 150:|
||Hellfire's Stamina||Medium boost to ATK as fire allies' HP increases|
|Sword Master Skills|
|Awaken||All allies gain(Max: 30%).||
10TAs Sword Master/
|Resonance||Elemental damage to a foe and inflict.||5T||180s|
4★: Also deal ~25% Bonus Fire Damage.
|Defend||Dodge and counter one-foe one-ally attack.||-||-|
- Hecate_mk2 Ixaba https://twitter.com/Hecate_mk2/status/998514317124190209