This quest can be attempted as many times as the player would like even after completion. However, drops and rewards will only be given upon first completion.
No party revive options may be used in this quest (neither 3 Command Seals nor Saint Quartz)!
No Duplicate Servants may be taken in this quest.
See below for an in-depth guide on this encounter!
Active Buff 1: Apply Ignore Invincible to self - This only applies to Stella! Regular Invincibility/Evasion can still avoid his card damage between NPs. (Unremovable)