Game: Mega Man 4

Platform: GameBoy

Mega Man 4 Cheats

Mega Buster boost

Intentionally lose all lives three times on the same level. Dr. Light will appear and boost the Mega Buster.

Get Beat

Collect the letters B, E, A, and T.

Go to Dr. Wiley after the second set of four robots

Collect the letters W, I, L, and Y.

Four weapons

Enter the following password, where r = Rush, b = Beat, and f = Fliptop.

EBEE r
BRRR E E
EB E b
EBERB

After Dr. Wiley’s tank

Enter the following password, where r = Rush, b = Beat, and f = Fliptop.

RREBB r
RR BR f
EBBREE B
RE R B

Near end

Enter the following password, where r = Rush, b = Beat, and f = Fliptop.

BBEBR R
R RE f
BEB EB b
BBBBR

Dr. Wiley

Enter the following password, where r = Rush, b = Beat, and f = Fliptop.

EREEE b
BRE BE f
EER R B
BRBEB