Preston, the Vanisher | Viscera Seer | 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
Wormfang Drake and putting it onto the battlefield.
When
Wormfang Drake enters, it and
Preston trigger.
Resolve the
Wormfang Drake trigger, exiling another creature if needed.
Resolve the
Preston trigger, creating a token copy of
Wormfang Drake that is a 0/1 Illusion.
When the
Wormfang Drake token enters, it triggers, exiling the nontoken
Wormfang Drake.
Activate
Viscera Seer by sacrificing the
Wormfang Drake token.
When the
Wormfang Drake token dies, it triggers, returning
Wormfang Drake from exile to the battlefield.
Repeat from step 2.