Achievements have been put up (via Xbox360Achievements.org):
Perfect Match 5
Achieve 1 round perfect. (No damage victory)
Blood of Geese Howard 10
Use ROCK, take “Deadly Rave Neo” once. *STORY MODE only
Impregnable Defense 20
Take “Just Defense” more than 10 times in one match. *STORY MODE only
Rage of Mademoiselle 15
Use B.JENET, take “Ennui Mademoiselle” once. *STORY MODE only
Lonely Wolf 10
Clear STORY MODE without encount KAIN. *In default BATTLE SETTING
Invincible Wolf 20
Clear STORY MODE, don’t lose any round, any continue, don’t encount KAIN *In default BATTLE SETTING
Legendary Wolf 25
Clear STORY MODE, don’t lose any round, any continue, encount KAIN. *In default BATTLE SETTING
Survivor 10
Achieve more than 7 straight victories in SURVIVAL MODE.
Hunter 30
SURVIVAL MODE Clear.
Bishop 10
In Xbox LIVE MODE, achieve more than 10 victories in total. *Only in RANKED MATCH
Knight 15
In Xbox LIVE MODE, achieve more than 20 victories in total. *Only in RANKED MATCH
King 30
In Xbox LIVE MODE, achieve 5 straight victories. *Only in RANKED MATCH
Pretty standard for the SNK XBLA games, but at least we know it’s definitely coming. Now let’s just hope for a remotely decent netcode.