Ayla Sarai, Octopus Warden

Ayla Sarai, Octopus Warden can't be countered as long as you control five or more octopi.
When Ayla Sarai enters the battlefield, tap target permanent. It doesn't untap as long as Ayla Sarai remains on the battlefield, untapped.
{2}{u}{b}{g}, {t}: Return target octopus creature card from your graveyard to the battlefield. If it's blue, it gains Islandwalk. If it's black, it gains Haste. If it's