Massacre Girl is a way to effectively clear the board with Anax, Hardened in the Forge in play (when we kill Anax in our turn, tokens hit the battlefield before we -1-1 again!)
Im personally fond of Bant Charm because of the removal/counterspell dynamic
This includes dropping the price on Masters set packs back down to $7, reprinting more cards that are expensive because they have a lot of demand (rather than cards like Imperial Recruiter that were expensive because they were low in supply), and refocusing reprint efforts to popular formats like Modern (either by bringing back Modern Masters or by making sure that themed Masters sets are stocked with expensive Modern staples)
Without further ado, here are all the cards revealed (via Magic: The Gatherings X page)
Non-combat related ways to dish out poison counters are also important for any infect strategy and Reaper of Sheoldred, Vraska's Fall, Bloodroot Apothecary, and Venerated Rotpriest do some dirty work