Apsychos, Lifeless Beginning

Apsychos, Lifeless Beginning costs {1} less to cast
for each card type among cards in your graveyard.
When you cast Apsychos, you gain control of
target opponent during that player's next turn.
After that turn, that player takes an extra turn.
Flying, trample, protection from instants. Cannot
be countered.
Unlike all forms of life, Apsychos began.