Custom Player Code - The Effect
These two cheats need to be entered as your manager name in franchise mode, as opposed to a custom player name.

ILL BE BACK= Big guns
U KNOW WOT THEY SAY= Big hand players
DIB= Big head players
COFFEECOFFEECOFFEE!= Boost player speed and agility
YES THERE IS A SPOON= Disable bullet time kicks
RSI= Easy aggression mode, hold instead of tap
BABY GOT BACK= Fat ass players
LARD IS TASTY= Fat but normal head
TOO MUCH PIZZA= Fat players
FORCE BACK= Handover on every tackle
SPOT THE BALL= Invisible Ball
FREE CANDY= Players accept any offer
TOO LITTLE PIZZA= Skinny players
VOODOO CHILD= Small head players
SUGAR DADDY= Unlimited Funding (Franchise) TIL THE COWS GO HOME= Unlimited game time
SOMBRERO= Unlimited Salary Cap (Franchise)
PETERO CIVONICHEATA= Unlock All
SIDHESPISPOPD= Win all simulated matches
BEANS & EGGS= Wind strength x 10

Game info
Developer : Sidhe Interactive
Publisher : Home Entertainment Suppliers
Platform : PlayStation 2
Genre : Sports
Mode : Single-player, Multiplayer