Anyanwu, Conduit of Forms

Myriad
Whenever a creature enters the battlefield under
your control, if it entered from your library or
cast from exile, Anyanwu, Conduit of Forms
gains indestructible until end of turn and you
may have it become a copy of that creature,
except its name is Anyanwu, Conduit of Forms,
it's legendary in addition to its other types, and
it has myriad and this ability.