The main issue is that Beldr is scaled up to much faster than the others and the only way to hurt him is via a modified Normal Attack. This version lent itself more towards playing a magical protag, so the sudden shift to move priority may have been somewhat damning.
Time to stab a god to death with a keychain. Time to save that idol my friend simps for again Time to perform an exorcism Time to swat a fly Don’t got anymore because ain’t finished with the game