How do you unlock SpongeBob in the game super action brawl 4?

Answer 1

i fogot the code to unlock bonus levels but i know the code to unlock three costumes

for Patrick cave man square four times then circle then square then circle twice

i fogot wich one this is but its square four times then circle square circle square

and lastly square four times curcle and then square three times

this isn't the anser but is something extra