go to data/spells/scripts/attack
look for your ue attacks
setAttackFormula(combat, COMBAT_FORMULA_LEVELMAGIC, 5, 5, 6, 12)
Then change that nrs
I dont remember exactly what they mean it was sth like (player lvl * 'x' nr, etc..)
But test making them minor and so... and the ue will become less dmg.
Rep++ If i helped.