This page contains Mega Man 4 Codes for GameBoy called "Passwords" and has been posted or updated on Nov 1, 2006 by sboy120.
- Developer: Capcom
- Publisher: Capcom
- Genre: Action Platformer
- Release: Not Set
- ESRB: Not Set
Format- [GRID]: [LETTER]
|A1: B, B1: B, C1: E, D1: B, E1: R, A2: R, E2: R, F2: E, A3: B, B3: E, C3: B, E3: E, F3: B, B4: B, C4: B, D4: B, E4: B, F4: R||Almost all weapons|
|C1: R, D1: R, E1: B, B2: E, D2: R, E2: E, A3: B, E3: E, B4: B, C4: R, F4: B||Final stage password|
|B1: R, C1: R, D1: E, E1: B, F1: B, B2: R, C2: R, E2: B, F2: R, A3: E, B3: B, C3: B, D3: R, E3: E, F3: E, A4: R, B4: E, D4: R, F4||Skip past Dr. Wily's Tank|
|A1: E, B1: R, C1: E, D1: E, E1: E, A2: B, B2: R, C2: E, E2: B, F2: E, A3: E, B3: E, C3: R, E3: R, A4: B, B4: R, C4: B, D4: E, E4||Skip to Dr. Wily|
|C1: E, D1: B, E1: E, F1: E, A2: B, B2: R, C2: R, D2: R, F2: E, A3: E, B3: B, D3: E, B4: E, C4: B, D4: E, E4: R, F4: B||Start game with 4 extra weapons|
|A1: R B1: R D1: B E1: R F1: B A2: E C2: B F2: R A3: R B3: B C3: B D3: R F3: B A4: E B4: E D4: E F4: R||This password starts you off with Beat, the Energy Balancer, max P-Chips (999), max E-Tanks (4), max W-Tanks (4), and max S-Tanks (1) but with no bosses beaten.|
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