Hallow is the status. A status holding up to 3 independently sourced stacks. Each stack deals 10% of the applying hit every 10 ticks for 120 ticks. Behaves normally on bosses.
1 draft card can put it on your build: Undying Light.
The numbers
how it behaves in a fight
Ticks every10 ticks
Damage per tick10% of the hit
Damage while moving×1
Chain damage50%
Draft cards that apply it
1 card
Gear that applies it
0 relic effects
Uniques
1 Unique