chimera card sleeves Sleeve Kings: Standard USA (57.5x89mm) You can get mat finished sleeves which are a bit more grippy or normal ones which are great to shuffle but can be a bit slippy when stood in a stack Mayday USA MINI Chimera Deluxe

Additionally, it has a cool interaction that allows you to cast it for only 6 mana most of the time via madness

For Cats, we already have Arahbo, Roar of the World, and while it's a great commander, Arahbo more supports a Go Tall strategy whereas a lot of the best Cat Tribal cards promote Go Wide (Feline Sovereign), which Rin and Seri support better

Shiranui Splendidsaga [ATK 2300] 2+ Zombie monsters Synchro Monsters you control cannot be destroyed by card effects, also FIRE monsters you control cannot be destroyed by battle

Lugia VSTAR - worth $4 ungraded 2

It costs $121.99

You could run Morophon as the commander of a Dragon deck, or as a means to play all the best Avatars, or Gods, or Elders in one place