Skithiryx, the Returned

Flying, Infect
{1}{b}{r/g}, Sacrifice another Dragon you control: Skithiryx gets +1/+1 and your choice of Haste, Trample, or Vigilance until end of turn.
When Skithiryx dies, you may exile it. If you do,
return target Dragon from your graveyard to the battlefield.
Get yote by his infect.