Below you’ll find the list of all intermediate level J-Ster Opponents in Astria Ascending and where they can be found. Please note that J-Ster is not unlocked until chapter II.
Floor 295 – Arcadium
Harmonia Guard
Location: Floor 295 near the elevator
Rules: Open
Trade Rules: One
Marketplace
Vagn
Location: Marketplace
Rules: Open
Trade Rules: One
Jaylee
Location: Weapon Shop
Rules: Hidden
Trade Rules: One
Awisi Woods
Fihtun
Location: Near the train station
Rules: Open, Random
Trade Rules: One
Peyska Spring
Tamatoa
Location: In the second area
Rules: Open
Trade Rules: Flip
Arsion
Oonagh
Location: Near guild
Rules: Open, Lock
Trade Rules: One
Meherio
Location: Item Shop
Rules: Hidden, Lock
Trade Rules: All
Radnor
Location: Near Item Shop
Rules: Open, Lock
Trade Rules: One
Ranta
Haukr
Location: Near Item Shop
Rules: Open
Trade Rules: Flip
Ranta Outskirts
Modolfr
Location: Outside
Rules: Open
Trade Rules: One
Leo Temple
Murdah
Rules: Open, Random
Trade Rules: One
Windam
Zenevie
Location: Weapon Shop
Rules: Open, Lock
Trade Rules: Flip
Zelene
Location: House
Rules: Open, Lock
Trade Rules: One