Visage of Monotony

This card costs {1} less to cast for each zombie creature you control with the same name.
Split (When this card enters the battlefield, you may return it to the command zone. If you do, create six 1/1 black zombie creature tokens.)
As long as this card is in the command zone, other spells cost {x} more to cast. where {x} is half the number of creatures you control with the same name rounded down.