({6} magic symbol) on your first turn, with ({2} magic symbol) available on each extra turn available.
Steps
Cast Isochron Scepter by paying ({2} magic symbol) .
Isochron Scepter enters the battlefield, triggering its imprint ability.
Holding priority, activate Lithoform Engine's first ability by paying ({2} magic symbol) and tapping it, copying Isochron Scepter's trigger.
Resolve both Isochron Scepter triggers, exiling Trickbind and Final Fortune from your hand.
Activate Isochron Scepter by paying ({2} magic symbol) and tapping it, casting a copy of Final Fortune without paying its mana cost.
Resolve Final Fortune, causing you to take an extra turn after this one.
Move to your next turn.
At the beginning of the end step during your extra turn, Final Fortune triggers.
Holding prioirty, activate Isochron Scepter by paying ({2} magic symbol) and tapping it, casting a copy of Trickbind and Final Fortune without paying their mana cost.
Resolve Trickbind, countering Final Fortune's trigger from step 8.