To Get Purple Guy You Need To Buy Fist Of The Pot Star, This Is Obtained By Buying It From Menacing Dummy For 1,000,000 Lire.
After Buying Fist of The Pot Star You Must Use Saitama's Cape On It, Saitama's Cape Spawns Randomly Across The Map, This'll Give You Saitama.
After Using The Saitama's Cape, You Need To Use Knife On Saitama, Knife Will Spawn Randomly Across The Map, This Will Give You Purple Guy.
E: Barrage
Barrage Will Last For Around 20-10 Seconds, And Hits Around Twice Every Second, These Hits Will Do 8 Or So Damage.
R: Heavy Punch
Heavy Punch Will Wind Up Until Finally Releasing, Doing 30 Damage And Knocking The Opponent Away, giving enough time to run.
T: Pose
When Pressing T You Will Snap Into A Pose, Your Character Will Face Away From Its Front And Levitate-ish. This is purely for cosmetics.
Y: Heavy Stab
Heavy Stab Works Almost Identical To Heavy Punch, Except It Does 30 Damage And Will Grab The Opponent, Rag-dolling Them Into The Player.
F: Time Stop
Time Stop Will stop time for 0.9 milliseconds, giving you enough Time to run. I personally think this is pointless
X: Block
Block Will Block An Attack, Letting You Take 2-4 Damage Instead Of The Original Damage.
N: Voice Line
Pressing N Will Make Your Character Say "My heart is burning with the heat of a raging fire! Feel the resonating beat of my pulse!".