The following medals become unlocked at the 'Gallery' menu when you complete the corresponding task.
Unlock 'All You Need Is Love' Medal:
Do not buy any items when starting Abyss.
Unlock 'Don't Get Cocky, Kid!' Medal:
Earn one victory.
Unlock 'Fatality' Medal:
Land more than 30 Fatal Counters.
Unlock 'I Get Around' Medal:
Use ALL characters.
Unlock 'Ice-Ten' Medal:
Using Jin, freeze your opponent more than 10 times in a match.
Unlock 'It'll Only Hurt for a Minute' Medal:
Crush your opponent's guard.
Unlock 'Level One...!' Medal:
Watch 'Previously On' and 'Opening' in Story mode.
Unlock 'Other Fish In The Sea' Medal:
Use over 9 characters.
Unlock 'Wait, You Mean There's More?' Medal:
Earn a victory in Score Attack mode.
Unlock 'We Have to Go Deeper' Medal:
Defeat the Boss on Depth 300 in Abyss.
Unlock 'Welcome to the Abyss Hole' Medal:
Defeat the Boss on Depth 100 in Abyss.
Unlock 'Who's Got Next?' Medal:
Complete Arcade mode.
Added by: Sanzano Jun 7th 2011, ID#45