Nagash the Corspe licker

Corspe licker : At the begining
and end of each turn or attacks create
X x/x Necron soldier token with undying shield shroud hexproof indestructible death touch trample double strike and menace
Curse of undead : Nagash the Corspe licker cannot be copied and whenever you create necron soldier token or attack it gets +x+x where x for each necron soldier you control where x is the total power of necron soldiers you control