Crests

Whirlwind

Skill view

Levels

LevelEffect
Lv1
DMG to enemy 10% UP during Break
Lv1+
DMG to enemy 12% UP during Break
Lv2
DMG to enemy 15% UP during Break
Lv2+
DMG to enemy 17% UP during Break
Lv3
DMG to enemy 20% UP during Break
Lv3+
DMG to enemy 22% UP during Break
Lv4
DMG to enemy 25% UP during Break
Lv4+
DMG to enemy 35% UP during Break
Lv5
DMG to enemy 28% UP during Break
Lv5+
DMG to enemy 40% UP during Break

Lv5 and Lv5+ don't drop. Clear a Nova Crest Palace stage with a Lv4 or Lv4+ crest on your leader unit, and it can evolve into one (Crest Burst).

Obtained from

Shrine of Whirlwind

Crest Palace

Crest Fragments

LevelConverts to
Lv1CraftableLv1 Crest Fragment×1
Lv1+Lv1 Crest Fragment×5
Lv2CraftableLv2 Crest Fragment×1
Lv2+Lv2 Crest Fragment×5
Lv3CraftableLv3 Crest Fragment×1
Lv3+Lv3 Crest Fragment×5
Lv4CraftableLv4 Crest Fragment×1
Lv4+Lv4 Crest Fragment×5
Lv5
Lv5+

A crest you don't apply to your leader unit converts into Crest Fragments of its level. Ten fragments combine into a crest of that level, or convert into one fragment of the next.

Crafting

FragmentsMake
Lv1 Crest Fragment×10Lv1
Lv1 Crest Fragment×10Lv2 Crest Fragment×1
Lv2 Crest Fragment×10Lv2
Lv2 Crest Fragment×10Lv3 Crest Fragment×1
Lv3 Crest Fragment×10Lv3
Lv3 Crest Fragment×10Lv4 Crest Fragment×1
Lv4 Crest Fragment×10Lv4