Every instant or sorcery becomes another body, which helps you defend yourself and pressure opponents
If you want to switch strategies up a bit, you can swap in Betor, Ancestors Voice to the Command Zone
If Wizards of the Coast decides to print must-have 1 cost legendaries in the next set, it might be time to get a Mox Amber of your own
You're like 75% in on morph, but you've also got some extraneous cards you don't really need to be using, like Ophidian(You're in blue-you'll get better payoff just using a draw spell or something that taps to draw) AwesomeName on Go Go Morphing Wizards 10 years ago Quicksilver Dragon, Dermoplasm, Voidmage Apprentice, Counterspell, Thousand Winds, Caged Sun, Rite of Replication ,Rhystic Study, Patron Wizard, Sigil Tracer, Vesuvan Shapeshifter, Stratus Dancer, Arcanis the Omnipotent, Capsize, Brainstorm, Fact or Fiction, Pongify, Mind Stone, Diviner's Wand, Riptide Laboratory, Coral Atoll, Nykthos, Shrine to Nyx, Halimar Depths are some that might be worth considering.
But many Rares (cards with a gold edition symbol) also belong here