I love the old Treefolk, but when they print a commander that does everything your deck is already doing, you've gotta at least try it out

Creatures 1 Invisible Woman 1 Mister Fantastic 1 Human Torch 1 The Thing 1 Galactus, Devourer of Worlds 1 Silver Surfer, Galactus's Herald 1 Council of Reeds 1 Lockjaw, Slobbering Teleporter 1 Valeria Richards, Precocious 1 Alicia Masters, Skilled Sculptor 1 Franklin Richards, Ascendant 1 Medusa, Inhuman Queen 1 Black Bolt, Inhuman King 1 Crystal, Inhuman Princess 1 Dragon Man, Reformed Robot 1 Namor, Atlantean King 1 Power Pack 1 Willie Lumpkin, Postman 1 H.E.R.B.I.E., Lovable Robot 1 Mister Fantastic, Reed Richards Enchantments 1 Cosmic Crucible 1 Monologue Tax 1 Path of Discovery 1 Whirlwind of Thought 1 Mind's Dilation 1 Annie Joins Up Artifacts 1 The Fantasticar 1 Negative Zone Portal 1 Unstable Molecule Suit 1 Chromatic Lantern 1 Mirage Mirror 1 Arcane Signet (The Fantastic Four) 1 Lightning Greaves 1 Sol Ring (The Fantastic Four) Instants 1 Invisible Force Field 1 First Family 1 Clever Concealment 1 Galvanic Iteration 1 Bovine Intervention 1 Path to Exile Sorceries 1 Ultimate Nullification 1 Fantastic Elasticity 1 Flame On

First, limiting the mechanic to a handful of new cards instead of the vast pool of preexisting legends massively restricted the set of viable decks rather than expanding it
Ian Malcolm is looking a little flat
Muddy win conditions never reach the top tier
You can get to ping people down and obtain raid