Reds removal was basically limited to just Lightning Bolt, with options like Rending Volley or Roast available as sideboard options, but ultimately too narrow or inefficient to play in the main deck
Summon: Leviathan is a solid payoff for putting krakens into play and turns into additional cards
I know it seems straightforward, but the waters can get muddy
Not a fan of Turntimber Symbiosis myself - even in Amulet it seems a head scratcher - but it's difficult for me to call it out and out unplayable
At least through Nael, we get a little more information on Avizoa thanks to her lore, in that a group of Avizoa are called a flock. Neat
Gev gives your other creatures a bonus +1/+1 counter for each opponent who lost life already when those other creatures come into play, while also pinging them for one damage anytime you cast a Lizard spell