Tirnoch, Ruler of Tuath

When Tirnoch, Ruler of Tuath, enters the battlefield, if you did not cast it, exile it.
Agarthans you control gain +1/+2.
Agarthans cost {1} less to cast.
When Tirnoch, Ruler of Tuath, enters the battlefield, exile the top five cards of any players library, you may cast spells exiled this way,
you may spend any mana as if it was the correct
mana to cast it.
When an Agarthan deals combat damage to a
player create a treasure token.