Mega Man II, III, and IV Boss orders PS2

If you want to get to Wily easily then use these boss orders and weapon selection on 
the boss
Mega Man II:
1st: Bubble Man - Mega Man's Blaster
2nd: Flash Man - Bubble Man's Bubble Lead
3rd: Quick Man - Flash Man's Time stopper (only takes half of quick man's life)
4th: Metal Man - Quick Man's Boomerangs
5th: Wood Man - Metal Man's Metal Blades (wait for wood mans leaf shield to be gone)
6th: Air Man - Wood Man's Leaf Shield
7th: Crash Man - Air Man's Air Shooter
8th: Heat Man - Bubble Man's Bubble Lead
Dr. Wily stage code: A1, C1, D1, B2, D3, E3, B4, C5, E5

Mega Man III:
1st: Magnet Man - Mega Man's Blaster
2nd: Hard Man - Magnet Man's Magnet Missiles
3rd: Top Man - Hard Man's Hard Knuckles
4th: Shadow Man - Top Man's Top Spin
5th: Spark Man - Shadow Man's Shadow Blades
6th: Snake Man - I used Hard Man's Hard Knuckles
7th: Gemini Man - Snake Man's Search Snakes
8th: Needle Man - Four of Gemini Man's Laser shots will finish him

Revisited world order
1st: Spark Man
2nd: Shadow Man
3rd: Gemini Man
4th: Needle Man

Mega Man IV:
1st: Toad Man - Mega Man's Blaster
2nd: Bright Man - Toad Man's Rain Flush
3rd: Pharaoh Man - Bright Man's Flash Stopper
4th: Ring Man - Pharaoh Man's Pharaoh Shot
5th: Dust Man - Ring Man's Ring Boomerangs
6th: Skull Man - Dust Man's Dust Crusher (wait for the skull barrier to break up)
7th: Dive Man - Skull Man's Skull Barrier
8th: Drill Man - wait until he surfaces and then Use Dive Man's Dive Missiles
Dr. Cossack's Castle code
A1, F1, E2, F3, A4, B5