Hello, here is a special moves guide for each character featured in SSB Melee.

Dr. Mario
_________
B-Megavitamins
B>-Super Sheet
B/-Super Jump Punch
B/-Dr. Tornado

Mario
_____
B-Fireball
B>-Cape
B/-Super Jump Punch
B/-Mario Tornado

Luigi
_____
B-Fireball
B>-Green Missile
B/-Super Jump Punch
B/-Luigi Cyclone

Bowser
______
B-Fire Breath
B>-Koopa Klaw
B/-Whirling Fortress
B/-Bowser Bomb

Peach
_____
B-Toad
B>-Peach Bomber
B/-Peach Parasol
B/-Vegetable

Yoshi
_____
B-Egg Lay
B>-Egg Roll
B/-Egg Bomb
B/-Yoshi Bomb

D K
___
B-Giant Punch
B>-Headbutt
B/-Spinning Kong
B/-Hand Slap

Captain Falcon
______________
B-Falcon Punch
B>-Raptor Boost
B/-Falcon Dive
B/-Falcon Kick

Ganondorf
_________
B-Warlock Punch
B>-Gerudo Smash
B/-Dark Dive
B/-Wizard's Foot

Falco
_____
B-Blaster
B>-Falco Phantasm
B/-Fire Bird
B/-Reflector

Fox
___
B-Blaster
B>-Fox Illusion
B/-Fire Fox
B/-Reflector

Ness
____
B-PK Flash
B>-PK Fire
B/-PK Thunder
B/-PSI Magnet

Ice Climbers
____________
B-Ice Shot
B>-Squall Hammer
B/-Belay
B/-Blizzard
Kirby
_____
B-Swallow
B>-Hammer
B/-Final Cutter
B/-Stone

Samus
_____
B-Charge Shot
B>-Missile
B/-Screw Attack
B/-Bomb

Zelda
_____
B-Nayru's Love
B>-Din's Fire
B/-Farore's Wind
B/-Transform

Sheik
_____
B-Needle Storm
B>-Chain
B/Vanish
B/-Transform

Link
____
B-Bow
B>-Boomerang
B/-Spin Attack
B/-Bomb

Young Link
__________
B-Fire Bow
B>-Boomerang
B/-Spin Attack
B/-Bomb

Pichu
_____
B-Thunder Jolt
B>-Skull Bash
B/-Quick Attack
B/-Thunder

Pikachu
_______
B-Thunder Jolt
B>-Skull Bash
B/-Quick Attack
B/-Thunder

Jigglypuff
__________
B-Rollout
B>-Pound
B/-Sing
B/-Rest

Mewtwo
______
B-Shadow Ball
B>-Confusion
B/-Teleport
B/-Disable

Mr. Game & Watch
________________
B-Chef
B>-Judgement
B/-Fire
B/-Oil Panic

Marth
_____
B-Shield Breaker
B>-Dancing Blade
B/-Dolphin Slash
B/-Counter

Roy
___
B-Flare Blade
B>-Double-Edge Dance
B/-Blazer
B/-Counter