Updated post as a shop with multiple items:

ARMOR SETS

Snarb Set

Snarb Cap MAX Shadow
Snarb Coat MAX Normal

Skolver Set

Skolver Cap HIGH Fire
Skovler Coat HIGH Piercing

Vog Cub Set

Vog Cub Cap LOW Normal
Vog Cub Coat MED Fire

Volcanic Demo Set

Volcanic Demo Helm MAX Elemental
Volcanic Demo Suit LOW Freeze

Mercurial Demo Set

Mercurial Demo Helm HIGH Fire
Mercurial Demo Suit MED Shadow & LOW Elemental

Ancient Plate Set minus shield

Ancient Plate Helm
Ancient Plate Mail

Weapons

Cold Iron Vanquisher LOW Charge Time Reduction

Gran Faust HIGH Charge Time Reduction

Leviathan Blade VERY HIGH Gremlin Damage Bonus

Magma Driver

Sentenza

Costumes

Tabard of the Gold Rose

Tabard of the Green Rose

Mats

Nightmare Mane x2

Keys

Shadow Keys x2

Accessories

Twinkle Aura