Gibble, Packed Plunderer

When Gibble enters, you may discard a card. If you do, draw a card. Whenever one or more creatures in your party attack, venture into the dungeon. Loot the Area - {1}{T}: Create two Treasure tokens. Blundered Sneak Attack - {2}{T}: Put a stun counter on Gibble and target tapped creature. Rappel Down - {3}{T}: Venture into the dungeon. Activate only as a sorcery.