1 Oct 2009
Despite the similarities between horsemanship and flying, horsemanship doesn't interact with flying or reach.
1 Oct 2009
You can't activate Xiahou Dun's ability to return Xiahou Dun itself to your hand. You must choose a target before you sacrifice Xiahou Dun, so it's not a black card in your graveyard yet.
20 Sept 2013
If a turn has multiple combat phases, the ability can only be activated before the beginning of the declare attackers step of the first combat phase in that turn.