Level 10: triangle, up, O, X,square, down,down,down.
Level 15:left, right,O,X,square,down,down,circle
Level 20:up,X,O,up,left,square,O,X.
GIMME-All Weapons
.IMHUGE-Big Mode
NODIE-Invincibility
NOSEEUM-Invisibility
SHORTY-Mini Mode
THDOTEST-Debug Information
2 Up, X, Triangle, Right, Left, Square, Circle, X
3 Triangle, Circle, Down, Left, Square, Square, Up, Up
4 X, Right, Left, X, Circle, Square, Square, Triangle
5 Down, Down, Circle, Square, Circle, Square, Right, X
6 Triangle, X, Up, Left, Right, Left, Circle, Triangle
7 Right, Square, Right, Down, Circle, X, X, Right
8 Triangle, Right, Square, Square, Circle, Down, Down, X
9 Up, X, Square, Left, Right, Circle, Left, Left
10 Triangle, Up, Circle, X, Square, Down, Down, Down
11 Circle, Circle, Up, Left, Right, X, Triangle, Square
12 Right, Up, X, Right, Circle, Square, Triangle, Circle
13 Left, Left, Triangle, Circle, X, X, Down, Right
14 Square, Right, Circle, Up, Down, Square, Down, X
15 Left, Right, Circle, X, Square, Down, Down, Circle
16 Triangle, Circle, X, Right, Right, Circle, Square, Down
17 Square, Up, Up, Right, Left, Square, Down, X
18 Circle, X, Right, Triangle, Square, Up, X, X
19 Down, Right, X, Square, Right, Up, Circle, Circle
20 Up, X, Circle, Up, Left, Square, Circle, X