An altered Magic card is still legal if the original text denoting the name of the card is unobscured, and the paint isnt too thick to alter the thickness in shufflingthough this is ultimately to a judges discretion, and they can refuse altered cards entirely
This card is not as playable as others in the enchanted rare line, but Disney collectors will throw money at anything and everything that portrays those two round ears that everyone knows and loves.
A Sultai value commander like Glarb, Calamity's Augur is probably a good shout
On the other hand, legends in the main set can be designs built around the character independently of other cards to spark new archetypes of decks
Miller: Its really about starting from the end user experience you want to generate and working back from there
Reeling in from the events of Rise of the Floodborn, The Little Mermaid villain Ursula, the Sea Witch has returned and is power-hungry for more glimmer