If you could throw deathtouch on here with a card like Bow of Nylea, then you have one deadly Eldrazi
That also informs you that Neyali wants to go wide with tokens, not tall, since you just need to attack to get the cast trigger, and that's more reliable than your sole 5/5 Dragon token dying to a Murder before you attack
As a result, Wizards has banned key components of these decks to keep everything in check
Of course, there are cards that combo well with Grandmaster Wizard allowing you to further draw more cards
Provided you're not the player with the most lands at the table, Land Tax will pop an amazing three basic MTG lands into your hand every single turn
Creature - Dinosaur Ojer Axonil, Deepest Might Trample If a red source you control would deal an amount of noncombat damage less than Ojer Axonil's power to an opponent, that source deals damage equal to Ojer Axonil's power instead