Preston, the Vanisher | Altar of Dementia | Chord of Calling

(and one other card)

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

Cast
Chord of Calling by paying at most ({3} magic symbol) ({G} magic symbol) ({G} magic symbol) ({G} magic symbol) , searching your library for
Fiend Hunter and putting it onto the battlefield.
When
Fiend Hunter enters, it and
Preston trigger.
Resolve the
Fiend Hunter trigger, exiling another creature if needed.
Resolve the
Preston trigger, creating a token copy of
Fiend Hunter that is a 0/1 Illusion.
When the
Fiend Hunter token enters, it triggers, exiling the nontoken
Fiend Hunter.
Activate
Altar of Dementia by sacrificing the
Fiend Hunter token.
When the
Fiend Hunter token dies, it triggers, returning
Fiend Hunter from exile to the battlefield.
Repeat from step 2.