Corpse manipulation

The caster summons any corpse he killed in the past and controls it, the corpse has max hp and spells, equipment anything the corpse had at the moment of death.

Special abbility:

You may combine all of the corpses you have to one powerful corpse. The corpse will not be able to use some spells, equipment etc. that one of the corpses had. The combined corpse has every hp combined into one and its size is titanic. The combined corpse is harder to control.