Preston, the Vanisher | Blasting Station | Chord of Calling

(and one other card)

({5} magic symbol) ({G} magic symbol) ({G} magic symbol) ({G} magic symbol) at most available.

Cast
Chord of Calling by paying at most ({5} magic symbol) ({G} magic symbol) ({G} magic symbol) ({G} magic symbol) , searching your library for
Karmic Guide and putting it onto the battlefield.
When
Karmic Guide enters, it,
Blasting Station and
Preston trigger.
Resolve the
Blasting Station trigger, untapping it.
Resolve the
Karmic Guide trigger, returning an applicable target from your graveyard to the battlefield.
If you returned a creature in step 4,
Blasting Station triggers, untapping
Blasting Station.
Holding priority, activate
Blasting Station by tapping it and sacrificing
Karmic Guide.
Resolve the
Preston trigger, creating a token copy of
Karmic Guide that is a 0/1 Illusion.
When the
Karmic Guide token enters, it and
Blasting Station trigger.
Resolve the
Blasting Station trigger, untapping it.
Resolve the
Karmic Guide token's trigger, returning
Karmic Guide from your graveyard to the battlefield.
Repeat from step 2.