Another from the TGK Deck

Flying When this creature enters, you skip your next turn. When this creature leaves the battlefield, you take an extra turn after this one.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. , : You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

Creatures entering don't cause abilities to trigger.