Nico Robin

The Devil Child-When Nico Robin enters the battlefield, you may pay {x}. If you do, create
twice that many blue enchantment tokens named
Hana Hana No Mi with hexproof and, "At the beginning of each upkeep, you may tap target
nonland permanent you don't control or scry 1."
When Nico Robin leaves the battlefield, exile all
Hana Hana No Mi tokens you control.