Anette, Angel of Mercy

Muskateer (You may have three
commanders if they all have Muskateer)
Flying, Indestructible
As Anette, Angel of Mercy enters the battlefield
choose a creature type.
Creatures you control of the chosen type have Indestructible.
Creatures your opponents control of the chosen
type lose Indestructible and can't have or gain Indestructible.