Complete the Cannoneer Sphere. Still an extremely tough fight, thus my warning for anyone looking to tackle it without much realm IV synergy which I didn't have either. Deal physical damage to all targets. Mega Grenade. Fenrir Overdrive Cloud.
I didn't come prepared to do the reflect strategy, but brought dispel to take care of his own reflect. Lunge Counter: Eternal Wind. Strategy Recommended abilities: Fan Kit Download. Deal ranged physical fire and non-elemental damage to eight random targets, temporarily lower their fire resistance, and grant Haste and Burst Mode to the user.
Deal seven ranged physical attacks to one target and temporarily lower its Attack, Magic, Defense, and Resistance a large amount. Nightbringer XII. Doom one target. Deal eight ranged physical ice and lightning attacks to random enemies, temporarily lower their Attack, Magic, Defense, and Resistance a large amount, and grant Haste and Burst Mode to the user.
Therefore it is advisable to bring a party of mages. Characters - Realms - Record Dungeon - Events. Applies to most stat debuffs and their effects. Deal three massive magic lightning attacks to one enemy. Seal Evil.