Rootha, Mercurial Artist | Hellkite Courser | Krark-Clan Ironworks

(and one other card)

Cast
Saheeli's Artistry by paying ({4} magic symbol) ({U} magic symbol) ({U} magic symbol) , targeting
Hellkite Courser.
Holding priority, activate
Rootha by paying ({2} magic symbol) and returning it to your hand, targeting
Saheeli's Artistry.
Choose to have
Rootha returned to the command zone instead of your hand.
Resolve the
Rootha ability, copying
Saheeli's Artistry, targeting
Hellkite Courser.
Resolve the copy of
Saheeli's Artistry, creating a token copy of
Hellkite Courser that is also an artifact.
The
Hellkite Courser token enters the battlefield, putting
Rootha from the command zone onto the battlefield.
Activate
Krark-Clan Ironworks by sacrificing the
Hellkite Courser token, adding ({C} magic symbol) ({C} magic symbol) .
Repeat from step 2.
Optionally, you may choose both modes of
Saheeli's Artistry to create infinite tokens of any artifact(s) on the battlefield.