By completing certain objectives in the game, you'll unlock special medals and titles that can be viewed in the Gallery.

Special Medal	How to unlock
All You Need Is Love	Don't buy any items when starting Abyss.
Don't Get Cocky, Kid!	Earn one victory.
Fatality	Land more than 30 Fatal Counters.
Ice-Ten	Using Jin, freeze your opponent more than 10 times in a match.
It'll Only Hurt for a Minute	Crush your opponent's guard.
Level One...!	Watch 'Previously On' and 'Opening' in Story Mode.
Other Fish In The Sea	Use over 9 characters.
We Have to Go Deeper	Defeat the boss on Depth 300 in Abyss.
Welcome to the Abyss Hole	Defeat the boss on Depth 100 in Abyss.
Who's Got Next?	Beat Arcade Mode.