Shaggy, Hungry Investigator

When Shaggy, Hungry Investigator enters the
battlefield, create Scooby, a legendary 2/2 green
Dog Detective creature token with trample.
{1}, Sacrifice an artifact token: Put a +1/+1
counter on each Dog you control.
Whenever a Dog you control deals combat
damage to a player, create a Food token,
then investigate.