The Abyss Anglers event is coming in Patch 12.0.5. Here you’ll dive into the waters of Zul’Aman, harpooning fish and discovering treasures. 
Angler Pearls are earned from completing this event, which can be traded with Depthdiver Tu’nakit for some new rewards!
Abyss Anglers Event Rewards
Windmark Tribal Charm – 750 Angler Pearls
Amani Dreamer’s Charm – 750 Angler Pearls
Barebone Rope Charm – 750 Angler Pearls
Simple Bone-Tied Charm – 750 Angler Pearls
Depthdiver’s Cooking Spit – 1000 Angler Pearls
Zul’Aman Forest Hammock – 1000 Angler Pearls
Fangfin Flailer – 2250 Angler Pearls
Ensemble: Depthdiver Vestments – 3000 Angler Pearls
Ensemble: Abyss Angler – 4500 Angler Pearls
Ka’bubb – 2500 Angler Pearls
Idol of the Depths – 1500 Angler Pearls (unlocks a new Loa buff in Zul’Aman).
(3) 
Fused Vitality – 750 Angler Pearls
Abyss Anglers Achievements
Not only can you earn these new rewards, but there are over thirty new achievements linked to the Abyss Anglers event. These achievements range in difficulty, from running out of breath (
Abyss Anglers: Even The Best) to capturing fish of every rarity (
Abyss Anglers: All Blue Angler).
Completing achievements will unlock the ability to purchase upgrades from Depthdiver Jeju to improve your diving capabilities and earn more Angler Pearls.
For a closer look into the gameplay, check out this video by MrGM:
So, will you be getting your feet wet when Patch 12.0.5 hits?