Felisin, Fiery Poet

When Felisin, Fiery Poet enters the battlefield,
target opponent gains control of her.
Felisin, Fiery Poet attacks each combat if able.
{r}: Felisin, Fiery Poet gains shroud until end of
turn. Any player may activate this ability.
Whenever a Mountain enters the battlefield under
an opponent's control, put a Whirlwind counter on Felisin, Fiery Poet. If she has three or more
Whirlwind counters on her, exile her, then return
her to the battlefield transformed under her owner's control.