QI have a Mejiro McQueen on my field that is Boxed due to an enemy Nahtnaught, Cursed Queen. If I select the Mejiro McQueen for this amulet's Last Words ability, do I still evolve it? And if so, does its On Evolve ability still trigger?

AYou do evolve Mejiro McQueen, but its On Evolve ability doesn't trigger, since Boxed followers lose all abilities.

QIf I play Mejiro McQueen and use its Fanfare ability to bury this amulet, do I still play this amulet's "Whenever a Mejiro McQueen is put onto your field" ability?

AYes, you do.

QIf I evolve a Mejiro McQueen with this amulet's Last Words ability, can I evolve another follower using its evolve ability in the same turn?

AYes. Although you can only activate one evolve ability per turn, other abilities that evolve followers do not count towards this limit.

QWhen playing this amulet's Last Words ability, can I choose not to evolve a Mejiro McQueen even if I can?

AYes, you can.

QIf I evolve a Mejiro McQueen with this amulet's Last Words ability, do I have to pay the cost of its evolve ability?

ANo, you don't.

QIf I have 2 copies of this amulet on my field, and a Mejiro McQueen is put onto my field, do the automatic abilities of both copies trigger?

AYes, they do.

QIf 2 copies of Mejiro McQueen are put onto my field at the same time, does this amulet's automatic ability trigger 2 times?

AYes, it does.

QIf a Mejiro McQueen is put onto my field during my opponent's turn, does this amulet's automatic ability trigger?

AYes, it does.