Support Codsworth, Handy Helper Puresteel Paladin Ardenn, Intrepid Archaeologist Stoneforge Mystic Halvar, God of Battle Pearl-Ear, Imperial Advisor Envoy of the Ancestors Loyal Inventor Stonehewer Giant Attackers Alela, Artful Provocateur Balan, Wandering Knight Kappa Cannoneer Support/attacker hybrids Armored Skyhunter Basim Ibn Ashaq Baleful Strix Ledger Shredder Raffine, Scheming Seer Starnheim Courser Danitha Capashen, Paragon Danitha, Benalias Hope Zur the Enchanter Equippable Creatures Batterskull Cloudsteel Kirin Razorfield Ripper Nettlecyst Glyph Elemental Eidolon of Countless Battles Power Boosts Arna Kennerd, Skycaptain thrives by powering up your Creatures, turning them into high-damage, well-protected, hard-to-block threats by creating additional copies of Equipment, Auras, and +1/+1 counters

But those are possibilities if you want them, be aware it will create a lot of additional interactions with your planeswalker, both ways to synergize with it, tutor it or cheat it into play and removal
I think so too, and then we also net some fun card advantage from your foes as they often may have to discard if too many dorks were bounced and your decks in blue that want this are often pretty creature light
Compare Hurloon Minotaur
Players likely wont take issue with new art on a regular Magic cardfor example, if you put a picture of your cat onto Arahbo, Roar of the Worldyoure fine
Commanders like Brimaz, Nazahn, and Mirri offer unique abilities and strategies for dominating the battlefield with Cat decks