The key component to this is that Legolass Quick Reflexes has split second, making it so long as it is on the stack, no one can cast spells or active abilities in response unless that ability produces mana
Llanowar Elves into Steel Leaf Champion is as crazy a combo as it ever was, but now you add options for nearly as insane plays all the way up the curve
2/2 Watermark: Set Symbol Illustrated by Cyril Van Der Haegen Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Most will have some to block, just like your flying, but few will be able to always block
This starter deck began to blur the lines of Singers and Song cards, giving Amethyst some options for when Songs are used to help synergize with the action
Simply crew your vehicles, move to combat, and then cast this spell for a game-ending play