This is GM Lunaris.
Due to an issue where a combination with [D] Joshua and certain heroes can maintain eternal Invincibility effect to the party, a revision has been made to his Active Skill: Higher Order.
Please read the following announcement about this issue
9/30 Balance Adjustments
1) [D] Joshua's Active Skill: Higher Order is revised
(Before) Heals the selected ally in proportion to the user's attack power. Fills their action gauge by 100%
→ (Now) Heals the selected ally in proportion to the user's attack power. Removes all of the selected ally's debuffs. Fills their action gauge by 100%.
2) Lv.6 Higher Order
(Before) Added Effect: Buff Extension
→ (N0w) Burst Gauge Gain +50%
We'd like to inform you that the players who've purchased [D] Joshua before the revision, are subject to refund the package. If you wish to refund the package, please contact our CS team for further support.
Targets for refunding: Players who've purchased [D] Joshua Package between Sep 30 05:00 ~ Sep 30 13:40 (UTC+0)
Refundable amount: [D] Joshua Package +
All assets for upgrading [D] Joshua
We apologize for the inconvenience caused and we will strive for a better game service.