Here is the full list of all 16 BlackSmith HIT achievements.
Beat 10 much stronger opponents in mulitplayer
Forges with the highest precision and win 240 points exactly
Win 44 4 players matches
Beat 25 people by being much faster in 4 players mode
Unlock 3 Steam exclusive characters
Win 5 times with different people in multiplayer
Fight 10 Times in multiplayer online mode
Launch the game 7 times
Unlock Sailor Smith
Fight in multiplayer with Ghost or Pirate
Unlock Ogre Smith
Hit&Catch 10 pieces of metal in 2 seconds
Unlock Barbarian Smith
Score more than 200 pieces of metal
Hit&Catch 200 pieces of metal in over 60 seconds in a single player game
Hit&Catch 99 pieces of metal in 17 seconds