Some great cards to keep your eyes on for beast decks are Roaming Throne, Up the Beanstalk, Tawnos, the Toymaker, Radagast, Wizard of Wilds, and Herd Migration
At the end of the day, this Huatli kind of feels like a win more card seeing as if you've got enough creatures on the battlefield for her to be effective you're probably already winning anyway
The most common deckbuilding mistake I come across is people running far too little mana than they should be
Decked out in armor made from that same vehicle, he uses his strength to make sure contract signers keep their word
He self-buffs, buffs all your Humans, and has a ton of synergy with both Backup and Proliferate strategies
This also comes with an oversize spindown life counter and a deck box