simple answer for newbie

!make sure bahumt dose 40-50k damage to normal monster then summon and use his over drive and seymor says bye bye to 70% of his max hp then just summon the opesstit elemnt to which spells he uses and over drive valfor is useful no elemnt and as bahmut is no elemnt thats about 49k-59k of damage in what 2 moves then just keep blasting him with magic like holy and ultima and we have on dead seymore