Tenacious Underdog Paying two life a turn for Tenacious Underdogs blitz ability as a 3/2 that keeps on coming and drawing cards is such a low cost, especially against midrange/control decks that want to answer your cards 1-for-1 with removal
turn two: Forest, Mox Ruby, Natural Order into Terastodon, destroying both Forests and the Mox Ruby for 18 power is a real possibility
This environment requires a sleeve that isn't just protective, but highly functional, durable, and fully compliant with official tournament rulebooks
Also, you can tap three untapped Zombies you control to draw a card and lose a life
Memory Deluge Finally, a card that's easy to overlook but is actually the glue that holds plenty of other strategies together