Considering you can also attach Batterfist to other creatures for a single generic mana later in the game, this is a great artifact for pressuring opponents early and enabling profitable attacks later on
For Khans of Tarkir , I caution against playing more than two or three combat tricks in your main deck
We tried a punisher mechanic like the Torment cycle from Hour of Devastation
(Artifacts, legendaries, and Sagas are historic.) Land Windbrisk Heights Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped
And in 20% of packs, you'll find a traditional Land card with the same treatment
Zur the Enchanter Having a flying commander like Zur the Enchanter means instant combat and commander damage if the opponent doesnt have a flier or a creature with reach