Dwaen, Creed of the Righteous

Dwaen, Creed of the Righteous costs {1} less to
cast and to Equip for each legendary Knight you
control.
Equipped creature is a legendary Knight in
addition to its other types. As long as Dwaen,
Creed of the Righteous is attached to a creature,
whenever a legendary Knight you control dies,
you may exile target nonland permanent.
Equip {5}