Chaokin is an Elyos NPC with the title Discreet Courier in AION Classic 5.0. It sells Drana Crystal and Blue Surkana among other goods.

Sells

Item	Price
Drana Crystal	20 ×Groggie
Blue Surkana	20 ×Groggie
Processed Drana	1 ×Groggie
Hewahewa's Research Report	5 ×Groggie
Compressed Drana Crystal	1 ×Groggie
Fragment of the Shining Tower	5 ×Groggie
Drana-forged Steel	5 ×Groggie
Elements Crystal	5 ×Groggie
Steel Rake Sailor's Sword	120 ×Groggie
Steel Rake Sailor's Mace	120 ×Groggie
Steel Rake Sailor's Dagger	120 ×Groggie
Steel Rake Sailor's Orb	120 ×Groggie
Steel Rake Sailor's Spellbook	120 ×Groggie
Steel Rake Sailor's Greatsword	120 ×Groggie
Steel Rake Sailor's Polearm	120 ×Groggie
Steel Rake Sailor's Staff	120 ×Groggie
Steel Rake Sailor's Bow	120 ×Groggie
Steel Rake Sailor’s Chainblades	120 ×Groggie
Steel Rake Sailor’s Dragon Claws	120 ×Groggie
Steel Rake Sailor's Tunic	80 ×Groggie
Steel Rake Sailor's Jerkin	80 ×Groggie
Steel Rake Sailor's Hauberk	80 ×Groggie
Steel Rake Sailor's Breastplate	80 ×Groggie
Steel Rake Sailor's Cloth Gloves	40 ×Groggie
Steel Rake Sailor's Vambraces	40 ×Groggie
Steel Rake Sailor's Chain Gauntlets	40 ×Groggie
Steel Rake Sailor's Gauntlets	40 ×Groggie
Steel Rake Sailor's Pauldrons	40 ×Groggie
Steel Rake Sailor's Shoulderguards	40 ×Groggie
Steel Rake Sailor's Spaulders	40 ×Groggie
Steel Rake Sailor's Shoulderplates	40 ×Groggie
Steel Rake Sailor's Cloth Breeches	60 ×Groggie
Steel Rake Sailor's Breeches	60 ×Groggie
Steel Rake Sailor's Chain Breeches	60 ×Groggie
Steel Rake Sailor's Plate Greaves	60 ×Groggie
Steel Rake Sailor's Cloth Shoes	40 ×Groggie
Steel Rake Sailor's Leather Shoes	40 ×Groggie
Steel Rake Sailor's Brogans	40 ×Groggie
Steel Rake Sailor's Sabatons	40 ×Groggie
Steel Rake Sailor's Shield	80 ×Groggie
Steel Rake Sailor's Cloth Bandana	80 ×Groggie
Steel Rake Sailor's Leather Hat	80 ×Groggie
Steel Rake Sailor's Chain Helm	80 ×Groggie
Steel Rake Sailor's Plate Helm	80 ×Groggie
Steel Rake Captain's Leather Hat	80 ×Groggie
Steel Rake Swabbie Form Candy	5 ×Groggie
Steel Rake Scout Form Candy	5 ×Groggie
Shulack Whole Tub Honey Pudding	1 ×Groggie
Shulack Double Chili	1 ×Groggie
Shulack Super Duper Dumpling	1 ×Groggie

Quests

Quest	Role
The Shugo and the Shulack	Step 1
[Daily] The Sanctum Shulackwalk	Step 1