Even if you assume thats only going to be half of everything, thats still an incredibly potent ability
Sneak Attack Being one of the most feared win conditions in Legacy, Sneak Attack allows you to cheat massive threats like Emrakul, the Aeons Torn or Atraxa, Grand Unifier onto the battlefield for a single red mana
You may cast the creature later from exile.) Adventurer cards aren't instant or sorcery cards while they're in your graveyard
On the off chance that you have no essential Pokmon cards in your grasp in the wake of drawing your underlying hand of seven cards, uncover your hand to your adversary and draw seven additional hands
Opt is a combat trick with prowess dorks or zero mana when you want to keep mana up to represent counterspells and you really don't need much extra on a one mana cantrip for it to be nuts
That part just happens after your draw step, before you can cast any creatures, sorceries, and the like