If you enjoy explosive turns, lean toward a mana engine
With enough mana you can poison someone for 4, and even protect it via regenerate
This means that Innistrad Block Constructed will be composed of all three sets, but Avacyn Restored will be drafted by itself
Things were looking dire in that game until used Kuldotha Forgemaster to cheat a Myr Incubator onto the field, and a turn later I used it to exile 24 artifacts from my library, cheat 24 Myr onto the field with some dude that would push damage out when artifacts entered, and that was game
If theyre hellbent at the start of the turn, you basically make them skip the draw step, unless they drew an instant
Oh, and if you still arent convinced by its power, lets just say that this card is banned in Legacy for a reason