Guillotine, the Unbridled

Whenever you discard a card, choose one:
• mill 2 cards, then put target creature from your
graveyard onto the battlefield tapped.
• exile target creature you control, then return it to the battlefield and draw a card.
• discard 2 additional cards and lose 7 life.
Extrinsic squad - (extrinsic squad creatures are the
colours of your commander if your commander is an extrinsic squad creature)