Izzet Chemister | Helm of the Host | Temporal Manipulation

Cards

({3} magic symbol) ({U} magic symbol) ({U} magic symbol) ({R} magic symbol) available the first turn, with ({1} magic symbol) ({R} magic symbol) ({R} magic symbol) each extra turn available.

Cast
Temporal Manipulation by paying ({3} magic symbol) ({U} magic symbol) ({U} magic symbol) , causing you to take an extra turn after this one.
At the beginning of your combat phase,
Helm of the Host triggers, creating a token copy of
Izzet Chemister.
Activate the
Izzet Chemister token's first ability by paying ({R} magic symbol) and tapping it, exiling
Temporal Manipulation from your graveyard.
On your next turn, activate the
Izzet Chemister token's last ability by paying ({1} magic symbol) ({R} magic symbol) , tapping it, and sacrificing it, casting the exiled spell without paying its mana cost.
Resolve that spell, causing you to take an extra turn after this one.
Repeat from step 2.