Focus Fire is really good
Along with that, it also has Vigilance, Trample and Haste - which means it can not only attack the turn it comes in, but also defend even if it does attack
If Kitesail Freebooter leaves the battlefield before its enters-the-battlefield ability resolves, the opponent will reveal their hand, but no card will be exiled
In a deck that only wants lands that make Green mana (Elves), the opportunity cost of including Turntimber, Serpentine Wood is extremely low
(Damage and effects that say "destroy" don't destroy it.) You can activate Seasoned Hallowblade's ability even if nothing's about to destroy it, even if it's already tapped, and even if it already has indestructible
The other breakout card from the deck has been Trouble in Pairs, which is sort of like whites Rhystic Study, letting you draw cards when your opponents do things