From Granblue Fantasy Wiki
|Description||Unleash a flurry of arrows and bullets to weaken all foes.|
|Prerequisites||Ranger and Thief, Lvl 20|
|ATK +150 and Skill DMG +2%, total +750 and +10%|
|Master Bonuses||Debuff success rate +2%|
|Dodge This||Boost to ATK against foes with a debuff|
|Recommended Extended Mastery Perks|
|Do not invest EMP in Row I or Row II classes.|
C/DCooldown in Turns
DurDuration in Turns or Seconds
SubSubskill usable on other classes
LVLClass level required
|Rain of Arrows II||Elemental DMG to all enemies and inflict.||5T||180s||Yes||5|
|Hard Line||Big Elemental DMG to one enemy with a debuff.||7T||-||Yes||15|
Archer is only mastered to unlock Sidewinder, which is strictly better in every way; it has no long-term value.
Note that Ranger (along with Harpist and Lancer) classes require more EXP to level than the other class lines.