Ganax, Astral Hunter | Astral Dragon | Cloudstone Curio

(and two other cards)

Cast
Astral Dragon by paying ({6} magic symbol) ({U} magic symbol) ({U} magic symbol) .
When
Astral Dragon enters the battlefield, it,
Ganax and
Cloudstone Curio trigger.
Resolve the
Cloudstone Curio trigger, choosing to return nothing to your hand from the battlefield.
Resolve the
Astral Dragon trigger, creating two copies of any noncreature nonartifact permanent that are 3/3 Dragons.
When the Dragons enter the battlefield,
Cloudstone Curio and
Ganax each trigger twice.
Resolve the first
Cloudstone Curio trigger, returning
Astral Dragon from the battlefield to your hand.
Resolve the second
Cloudstone Curio trigger, choosing to return nothing to your hand from the battlefield.
Resolve all
Ganax triggers, creating nine Treasure artifact tokens.
Activate eight Treasures by tapping and sacrificing them, adding ({6} magic symbol) ({U} magic symbol) ({U} magic symbol) .
Repeat.