Corpse fusion

The caster performs a ritual fusing together Corpses these corpse must have a total CR rating lower than your level you can chose one stat from each creature and put it into your fused undead The ability's of the undead are decided by your DM when you perform this ritual roll 2d20s the result is how many days the fusion can stay alive when the fusion ends the creature disintegrates and can not be brought back without a wish spell