Im a fan of the idea of playing it in a deck that runs creatures with echo, like Karmic Guide and Bone Shredder, building a cool recursive engine
Day or any other Official or Sanctioned event
You may cast the copy by paying rather than paying its mana cost." Spirit of the Whalaqee Equip Artifact - Equipment Dancer's Chakrams Job select (When this Equipment enters, create a 1/1 colorless Hero creature token, then attach this to it.) Equipped creature gets +2/+2, has lifelink and "Other commanders you control get +2/+2 and have lifelink," and is a Performer in addition to its other types
Luckily, there are plenty of cards that can help with that, and Daisy Duck is one of them
And while we may not have a second version of Peter to show here, we do have an alternate art treatment for this one one that is sure to excite any comic book fans out there
add 1 Ritual Monster with the same Level but a different name from your Deck to your hand