Gadiel, Lord of Blood(pre-art)

Hexproof
When Gadiel, Lord of Blood enters the battlefield, create two blood tokens and create a
1/1 black cat legendary creature token called Midnight, Mystic Familiar with "hexproof,
flying and You have no maximum hand size"
Blood tokens you control also have "{t}, Sacrifice
this artifact: Add one mana of any color to
your mana pool"