Lonesome Poet

At the beginning of your upkeep, if Lonesome
Poet is in the command zone, put a verse counter
on target permanent you control.
When Lonesome Poet enters the battlefield, put
all verse counters on permanents you control
onto her. If there are 10 or more verse counters
on her, she gains indestructible and is a poet.
{1}{r}{w}{u}: Exile target non-poet creature.