turn: you can play Brook, who allows you to play a 3-cost or less FILM character, then play Nico Robin, who allows you to play a 2-cost or less FILM character, and then play Trafalgar Law, pay 1 for his ability, play a second Nico Robin, and play Law again
You can start playing immediately after purchase
This creature gets +1/+1 as long as an opponent controls an Island
Its one thing for a Callous Dismissal or Spark Harvest to undo your hard work assembling a zombie army, but its another for a Pious Interdiction to also shut off all future progress as well
The key thing to build around is the other than your hand line, so cards with foretell (Behold the Multiverse, Delayed Blast Fireball) and flashback (Think Twice, Galvanic Iteration) are excellent