Megaman 1
MM1CUT
MM1GUT
MM1ELE
MM1BOM
MM1ICE
MM1FIR
MM1TIM
MM1OIL
MM1DW1
MM1DW2

Megaman 2
MM2BUB
MM2AIR
MM2FLA
MM2HEA
MM2QUI
MM2CRA
MM2WOO
MM2MET
MM2DW1
MM2DW2
MM2DW3

Megaman 3
MM3SNA
MM3TOP
MM3HAR
MM3SPA
MM3SHA
MM3NEE
MM3MAG
MM3GEM
MM3DW1
MM3DW2

Megaman 4
MM4PHA
MM4BRI
MM4DIV
MM4DRI
MM4TOA
MM4DUS
MM4RIN
MM4SKU
MM4DC1
MM4DW1

Megaman 5
MM5CHA
MM5STO
MM5NAP
MM5WAV
MM5STA
MM5GRA
MM5CRY
MM5GYR
MM5DAR
MM5DW1

Megaman 6
MM6TOM
MM6CEN
MM6KNI
MM6BLI
MM6FLA
MM6WIN
MM6PLA
MM6YAM
MM6MRX
MM6DW1

Megaman 7
MM7STR
MM7FRE
MM7JUN
MM7CLO
MM7BUR
MM7SPR
MM7SLA
MM7SHA
MM7TUR
MM7DW1
MM7DW2
MM7DW3
MM7DW4

Megaman 8
MM8TEN
MM8AST
MM8SWO
MM8CLO
MM8SEA
MM8FRO
MM8GRE
MM8AQU
MM8DUO
MM8DW1
MM8DW2

Megaman & Bass
MMBMUS
MMBTEN
MMBAST
MMBDYN
MMBCOL
MMBGRO
MMBPIR
MMBBUR
MMBMAG
MMBKIN
MMBDW1

MMTWW
MMWTBRG
MMWTMWS
MMWTHSH
MMWTDW1
MMWTDW2

Megaman 9
MM9CON
MM9TOR
MM9SPL
MM9PLU
MM9JEW
MM9HOR
MM9MAG
MM9GAL
MM9DW1
MM9DW2
MM9DW3
MM9FAK

Megaman 10

MM10BLA
MM10PUM
MM10COM
MM10CHI
MM10SHE
MM10STR
MM10NIT
MM10SOL
MM10DW1
MM10DW2
MM10DW3
MM10DW4

Megaman V
MMVMER
MMVVEN
MMVMAR
MMVJUP
MMVSAT
MMVURA
MMVPLU
MMVNEP

Megaman World
MMKENK
MMKPUN
MMKBAL
MMVDW1

CTF
mmctf1-25

Unrelated, but what are some of your favorite map packs?