Den and Darre, Dim Duo

Defender, Doublestrike
Den and Darre, Dim Duo can block an additional creature each combat.
Equip costs that target Den and Darre, Dim Duo
must be paid twice. If you do, create a copy of
that artiact attached to Den and Darre, Dim
Duo. When either becomes attached to another
creature, the copy is exiled.