Cloud and Zack
Buster Sword - First weapon for both of them, already equipped - Attack + 18
Hardedge - 1500 Gil - Attack + 32
Mythril Saber - 1000 Gil - Attack + 23
Force Stealer - 2200 Gil - Attack + 36
Butterfly Edge - 2800 Gil - Attack + 39
Rune Blade - 3800 - Attack + 40
Yoshiyuki - Must find it on your journey - Attack + 56 - Sword more powerful when one of your allies is down
Murasame - 6500 Gil - Attack + 51
Nail Bat - 2800 Gil - Attack + 70 - can't use magic or summons/GFs/aeons
Organics - 12000 Gil - Attack + 62
Enhance Sword - 12000 Gil - Attack + 43 - Magic attacks + 50%
Crystal Sword - 18000 Gil - Attack + 76
Heaven's Cloud - Must find when you are at least level 50 - Attack + 93
Apocalypse - Must find when you are at least level 60 - Attack + 88 - Magic attacks 2x more powerful
Ragnarok - Must find when you are level 65+ - Attack + 97 - Always hit, never miss
Ultima Weapon - Must find after you are level 70, and you must defeat Ultime Weapon - Attack + 100 - Magic 2x more powerful
Isaaru, Braska, Aeris, Yuna, Eiko, and Garnet(Racket's are Long Range)
Guard Stick - First weapon for Aeris, already equipped - Attack + 12
Rod - First weapon for Garnet - Attack + 11
Golem's Flute - First weapon of Eiko - Attack + 13
Multina Racket - 750 Gil - Attack + 17
Striking Staff - 1300 Gil - Attack + 32
Mythril Rod - 370 Gil - Attack + 16
Stardust Rod - 760 Gil - Attack + 16 - Magic 50% more powerful
Full Metal Staff - 800 Gil - Attack + 22
Magic Racket - 1350 Gil - Attack + 23 - Magic 50% more powerful
Wizard Staff - 1800 Gil - Attack + 26 - Magic 50% more powerful
Asura's Rod - 3180 Gil - Attack + 27 - Magic 50% more powerful
Mythril Racket - 2250 Gil - Attack + 27
Whale Whisker - 2300 Gil - Attack + 36
Fairy Tale - 2500 Gil - Attack + 37
Prism Staff - 2600 Gil - Attack + 40
Wizer Staff - 3200 Gil - Attack + 33 - Magic 50% more powerful
Aurora Rod - 5800 Gil - Attack + 51
Priest's Racket - 11000 Gil - Attack + 35 - Magic 50% more powerful
Princess Guard - Aeris, Eiko, or Garnet must be level 60+, and defeat Demon Gate - Attack + 52, Magic 2x more powerful
Nirvana - Yuna must be level 60+ and defeat the Magus Sisters - Attack + 60 - Magic 2x more powerful
Releter - Isaaru or Braska must be level 60+ and defeat Sin - Attack + 66 - Magic 2x more powerful
Barret
Gatling Gun - First weapon for Barret - Attack + 14
Assault Gun - 350 Gil - Attack + 17 - Long Range
Atomic Scissors - 1400 Gil - Attack + 32- Long Range
Cannon Ball - 950 Gil - Attack + 23
W Machine Gun - 2000 Gil - Attack + 30 - Long Range
Heavy Vulcan - 2700 Gil - Attack + 39 - Long Range
Enemy Launcher - 3300 Gil - Attack + 35 - Long Range - Never Miss
Drill Arm - 2000 Gil - Attack + 37 - Magic 50% more powerful
Chainsaw - 6300 Gil - Attack +52
Rocket Punch - 3200 Gil - Attack + 62 - Can't use magic or summons
Microlaser - 12000 Gil - Attack + 63
AM Cannon - 18000 Gil - Attack + 77
Solid Bazooka - 16000 Gil - Attack + 61 - Long Range
Max Ray - Must be at least level 50 and find it - Attack + 97
Missing Score - Must be Level 60 and fight Hojo to get it - Attack + 98 - Magic 2x more powerful
Vincent, Irvine, Rufus, and Reno(all long range)
Quicksilver - Vincent's first weapon - Attack + 38
Shotgun - Irvine, Rufus, and Reno's first weapon, Vincent can buy this, 3100 Gil - Attack + 48
Peacemaker - 3500 Gil - Attack + 38 - Magic 50% more powerful
Sniper CR - 3300 Gil - Attack + 42 - Never Miss
Short Barrel - 6400 Gil - Attack + 51
Silver Rifle - 3000 Gil - Attack + 62 - No magic or summons can be used
Lariat - 12000 Gil - Attack + 64
Winchester - 18000 Gil - Attack + 73
Outsider - Must be level 40+ and find it - Attack + 80
Long Barrel R - 13000 Gil - Attack + 66 - Never Miss
Supershot ST - Must be level 50+ and find it - Attack + 97 - No magic or summons can be used
Buntline - 6800 Gil - Attack + 48 - Magic 50% more powerful
Death Penalty - Vincent must be level 60+ and defeat Emerald Weapon - Attack + 99 - Magic 2x more powerful
Exeter - Irvine must be level 60+ and defeat Ruby Weapon - Attack + 100 - Magic 2x more powerful
Maurader - Reno or Rufus must be level 60+ and defeat either Emerald Weapon or Ruby Weapon - Attack + 105 - Magic 2x more powerful
Tifa, Zell, Amarant, Rikku, Rude, and Elena
Leather Glove - Tifa, Zell, and Rude's first weapon - Attack + 13
Iron Claw - Amarant and Rikku's first weapon - Attack + 15
Metal Knuckle - 320 Gil - Attack + 16
Mythril Claw - 750 Gil - Attack + 24
Grand Glove - 1200 Gil - Attack + 31
Tiger Fang - 2500 Gil - Attack + 38
Platinum Fist - 2700 Gil - Attack + 30 - Magic 50% more powerful
Cat's Claw - 4000 Gil - Attack + 43
Diamond Knuckles - 5800 Gil - Attack + 51
Work Glove - 2200 Gil - Attack + 68 - No magics or summons can be used
Dragon Claw - 10000 Gil - Attack + 62
Kaiser Knuckles - 15000 Gil - Attack + 44 - Magic 50% more powerful
Crystal Glove - 16000 Gil - Attack + 75
Premium Heart - Tifa must be level 60+ and defeat Proud Clod - Attack + 99 - Magic 2x more powerful
Ehrgeiz - Zell must be level 60+ and defeat Diamond Weapon - Attack + 102 - Magic 2x more powerful
God's Hand - Amarant or Rikku must be level 60+ and defeat Jumbo Cactuar - Attack + 115 - Magic 2x more powerful
Ernmander - Rude or Elena must be level 65+ and defeat Sapphire Weapon - Attack + 107 - Magic 2x more powerful
Cid, Freya, and Kimahri
Spear - Cid, Freya, and Kimahri's First weapon - Attack + 24
Slash Lance - 1000 Gil - Attack + 30
Trident - 3000 Gil - Attack + 37
Viper Halbard - 4000 Gil - Attack + 35 - Magic 50% more powerful
Mast Ax - 6500 Gil - Attack + 48
Javelin - 10000 Gil - Attack + 43 - Magic 50% more powerful
Partisan - 13000 Gil - Attack + 55
Scimitar - 20000 Gil - Attack + 86
Dragoon Lance - 22000 - Attack + 90
Venus Gospel - Cid or Freya must be level 60+ and defeat Bahamut - Attack + 97 - Magic 2x more powerful
Spirit Lance - Kimahri must be level 60+ and defeat Quezacotl - Attack + 100 - Magic 2x more powerful
Squall and Seifer
Revolver - Squall's first weapon - Attack + 15 - Limit Rough Divide
Semi-Auto - Seifer's first weapon - Attack + 17 - Limit Fire Cross
Shear Trigger - 2000 Gil - Attack + 24 - Squall: Rough Divide, Fated Circle - Seifer: Fire Cross, Ice Wave
Cutting Trigger - 4000 Gil - Attack + 32 - Squall: Rough Divide, Fated Circle - Seifer: Fire Cross, Ice Wave
Flame Saber - 6000 Gil - Attack + 40 - Squall: Rough Divide, Fated Circle, Blasting Zone - Seifer: Fire Cross, Ice Wave, Elemental Charge
Twin Lance - 8000 Gil - Attack + 48 - Squall: Rough Divide, Fated Circle, Blasting Zone - Seifer: Fire Cross, Ice Wave, Elemental Charge
Punishment - 10000 Gil - Attack + 60 - Squall: Rough Divide, Fated Circle, Blasting Zone - Seifer: Fire Cross, Ice Wave, Elemental Charge
Lion Heart - Squall must be level 65+ and defeat Omega Weapon - Attack + 100 - Magic 2x more powerful - Limits: Rough Divide, Fated Circle, Blasting Zone, Lion Heart
Tiger Soul - Seifer must be level 65+ and defeat Omega Weapon - Attack + 100 - Magic 2x more powerful -Limits: Fire Cross, Ice Wave, Elemental Charge, Tiger Soul
Zidane
Dagger - Zidane's first weapon - Attack + 12 Auron and Sephiroth
Katana - Sephiroth and Auron's first weapon - Attack + 14 Wakka
Power Ball - Wakka's first weapon - Attack + 10 Tidus and Jecht
Longsword - Tidus' first weapon - Attack + 11 Lulu(all weapons have 50% more powerful magic ability)
Attack Mog - Lulu's first weapon - Attack + 3 Vivi(all have magic 50% more powerful)
Wood Staff - Vivi's first weapon - Attack + 9 Quina
Metal Fork - Quina's first weapon - Attack + 14 Cait Sith
Yellow M-Phone - Cait Sith's First weapon - Attack + 20 Quistis
Chain Whip - Quistis' first weapon - Attack + 17 Laguna
Automatic Rifle - Laguna's first weapon - Attack + 17 Kiros
Katal Blades - Kiros' first weapon - Attack + 15 Ward
Anchor - Ward's first weapon - Attack + 14 Seymour
Seymour has no weapons but he learns magic attacks that add to his stats through his overdrive as he levels up higher.
Steiner
Broad Sword - Steiner's first weapon - Attack + 12 Wedge
Recruit Blade - Wedge's first weapon - Attack + 13 Biggs
Amatuer Barrel - Biggs' first weapon - Attack + 15(Long Range)
Mage Masher - 300 Gil - Attack + 14
Mythril Dagger - 950 Gil - Attack + 18
Butterfly Sword - 1300 Gil - Attack + 21
The Ogre - 2000 Gil - Attack + 24
Gladius - 4000 Gil - Attack + 30
Exploda - 4500 Gil - Attack + 31 - Magic 50% more powerful
Rune Tooth- 5500 Gil - Attack + 37
Zorlin Shape - 6000 Gil - Attack + 42
Angel Bless - 9000 Gil - Attack + 42 - Magic 50% more powerful
Sargantanas - 12000 Gil - Attack + 53
Masamune - 16000 Gil - Attack + 62
Orihalcon - 17000 Gil - Attack + 71
The Tower - 20000 Gil - Attack + 86
Ultima Weapon - Zidane must be level 70+ and defeat the normal form of Kuja - Attack + 100 - Magic 2x more powerful
Shimmering Blade - 700 Gil - Attack + 20
Muramasa - 1500 Gil - Attack + 34
Prism Blade - 3000 Gil - Attack + 40
The Nameless - 5000 Gil - Attack + 47
Magic Blade - 4000 Gil - Attack + 43 - Magic 50% more powerful
Painkiller - 7000 Gil - Attack + 55
Mirage Blade - 10000 Gil - Attack + 67
Riot Blade - 15000 Gil - Attack + 80
Masamune - Auron or Sephiroth must be level 70+ and defeat Odin and Gilgamesh - Attack + 110 - Magic 2x more powerful
Rule Breaker - 700 Gil - Attack + 16
Striker - 1300 Gil - Attack + 20
Scout - 2000 Gil - Attack + 27
Magic Ball - 4000 Gil - Attack + 30 - Magic 50% more powerful
First Goal - 5000 Gil - Attack + 37
Free Agent - 7000 Gil - Attack + 45
Halftime - 10000 Gil - Attack + 60
Sudden Death - 12000 Gil - Attack + 57 - Magic 50% more powerful
Scoring Spree - 15000 Gil - Attack + 70
World Champion - Wakka must be level 65+ and defeat Luca Goers' Bickson - Attack + 90 - Magic 2x more powerful
Hunter's Sword - 800 Gil - Attack + 17
Fencing Saber - 1100 Gil - Attack + 20
Basilisk Steel - 2000 Gil - Attack + 25
Runemaster - 4000 Gil - Attack + 23 - Magic 50% more powerful
Vigilante - 6000 Gil - Attack + 33
Warrior's Sword - Attack + 42
Brother Hood - Tidus must be level 30+ and defeat Chappu's unsent spirit - Attack + 60 - Magic 50% more powerful
Ragnarok - 10000 Gil - Attack + 70
Apocalypse - 12000 Gil - Attack + 65 - Magic 50% more powerful
Lionheart - 15000 Gil - Attack + 80 - Never Miss
Caladbolg - Tidus must be level 70+ and defeat Sin - Attack + 110 - Magic 2x more powerful
Furigeld - Jecht must be level 70+ and defeat Tidus in a duel - Attack + 110 - Magic 2x more powerful
Moomba Warrior - 1000 Gil - Attack + 7
Power Mog - 3000 Gil - Attack + 15
Booster Cactuar - 4000 Gil - Attack + 20
Chaotic Cait Sith - 6000 Gil - Attack + 27
Buster Mog - 7500 Gil - Attack + 35
Space Bandit - 10000 Gil - Attack + 40
Onion Knight - Lulu must be level 60+ and defeat Seymour's boosted Anima - Attack + 60 - Magic 2x more powerful
Magic Staff - 900 Gil - Attack + 11
Thunder Staff - 1500 Gil - Attack + 13
Ice Staff - 2200 gil - Attack + 17
Water Staff - 2700 Gil - Attack + 20
Ice Staff - 3600 Gil - Attack + 25
Mage Staff - 4500 Gil - Attack + 32
Oak Staf - 6000 Gil - Attack + 40
Mage's Wand - Vivi's must be level 60+ and defeat Kuja's Silver Dragon - Attack + 60 - Magic 2x more powerful
Spiral Fork - 1000 Gil - Attack + 22
Mythril Fork - 2000 Gil - Attack + 26
Magic Fork - 3000 Gil - Attack + 23 - Magic 50% more powerful
Barbed Fork - 5000 Gil - Attack + 30
Dinner Fork - 6000 Gil - Attack + 50 - No magics or summons can be used
Mage Fork - 10000 Gil - Attack + 43 - Magic 50% more powerful
Platinum Fork - 12000 Gil - Attack + 60
Amaria Fork - Quina must be level 55+ and quest for it at the Water Temple - Attack + 85 - Magic 2x more powerful
White M-Phone - 2300 Gil - Attack + 25 - Magic 50% more powerful
Green M-Phone - 2400 Gil - Attack + 41
Black M-Phone - 2800 Gil - Attack + 31 - Magic 50% more powerful
Silver M-Phone - 3300 Gil - Attack + 44
Blue M-Phone - 5500 Gil - Attack + 50
Trumpet Shell - 3000 Gil - Attack + 68 - No magic or summons can be used
Red M-Phone - 11000 Gil - Attack + 60
Crystal M-Phone - 18000 Gil - Attack + 74
Gold M-Phone - 15000 Gil - Attack + 58 - Never Miss
Battle Trumpet - 16000 Gil - Attack + 82
Starlight Phone - 17000 Gil - Attack + 88
HP Shout - Cait Sith must be level 60+ and defeat Proud Clod - Attack + 100 - Magic 2x more powerful
Flame Lube - 2000 Gil - Attack + 24
Lion's Tail - 5000 Gil - Attack + 35
Urignal - 8000 Gil - Attack + 56
Magic Whip - 10000 Gil - Attack + 44 - Magic 50% more powerful
Save the Queen - Quistis must be level 60+ and defeat Sorceress Edea - Attack + 95 - Magic 2x more powerful
Iron Hawk - 700 Gil - Attack + 22
Shining Rain - 1500 Gil - Attack + 20 - Magic 50% more powerful
Shimmering Star - 3000 Gil - Attack + 30
Steel Falcon - 5000 Gil - Attack + 37
M16 - 6000 Gil - Attack + 34 - Magic 50% more powerful
Diamond Rifle - 8000 Gil - Attack + 55
Automatic Sniper - 10000 Gil - Attack + 70 - Never Miss
Magic Automatic - 15000 Gil - Attack + 60 - Magic 50% more powerful
Platinum Eagle - Laguna must be level 65+ and defeat Adel - Attack + 100 - Magic 2x more powerful
Mythril Katals - 700 Gil - Attack + 23
Magic Katal - 1500 Gil - Attack + 17 - Magic 50% more powerful
Rune Katals - 3200 Gil - Attack + 30
Blood Katals - 4500 Gil - Attack + 44 - Never Miss
Ruby Blades - 5700 Gil - Attack + 57
Mage Blades - 7000 Gil - Attack + 47 - Magic 50% more poweful
Fury Rushers - 9000 Gil - Attack + 64
Scythe Blades - 11000 Gil - Attack + 79
Diamond Katals - 15000 Gil - Attack + 86
Otilion - Kiros must be level 60+ and defeat Sorceress Adel - Attack + 100 - Magic 2x more powerful
Rigid Steel - 1400 Gil - Attack + 22
Magic Anchor - 2200 Gil - Attack + 17 - Magic 50% more powerful
Force Anchor - 3000 Gil - Attack + 25
Mythril Anchor - 5000 Gil - Attack + 33
Gold Anchor - 6000 Gil - Attack + 39
Mage Anchor - 7000 Gil - Attack + 34 - Magic 50% more powerful
Crystal Anchor - 9000 Gil - Attack + 45
Emerald Anchor - 12000 Gil - Attack + 55
Diamond Anchor - 15000 Gil - Attack + 70
Ruby Anchor - 19000 Gil - Attack + 60 - Magic 50% more powerful
Jaged Ultima - Ward must be leve 65+ and defeat Sorceress Adel - Attack + 100 - Magic 2x more powerful
Iron Sword - 660 Gil - Attack + 16
Mythril Sword - 1300 Gil - Attack + 20
Blood Sword - 2200 Gil - Attack + 24
Diamond Weapon - 4700 Gil - Attack + 42
Rune Blade - 7000 Gil - Attack + 57
Defender - 9300 Gil - Attack + 65
Ultima Sword - 14000 Gil - Attack + 74
Excalibur - Steiner must be level 60+ and defeat the old man - Attack + 77
Excalibur 2 - Steiner must be level 70+ and defeat the old man - Attack + 108 - Magic 2x more powerful
Soldier Blade - 700 Gil - Attack + 19
Magic Blade - 1500 Gil - Attack + 15 - Magic 50% more powerful
Private Blade - 2200 Gil - Attack + 26
Commanding Blade - 3500 Gil - Attack + 34
General Blade - 5500 Gil - Attack + 45
Mage Blade - 7000 Gil - Attack + 36 - Magic 50% more powerful
High Ranking Blade - 10000 Gil - Attack + 60
Galbadian Blade - 13000 Gil - Attack + 80
Wizard Blade - 16000 Gil - Attack + 70 - Magic 50% more powerful
Protect the President - Wedge must be level 60+ and defeat Sorceress Edea - Attack + 96 - Magic 2x more powerful
Automatic Armgun - 600 Gil - Attack + 17(Long Range)
Chain Gun - 1100 Gil - Attack + 23(Long Range)
Magic Shot - 2000 Gil - Attack + 20 - Magic 50% more powerful(Long Range)
Semi-Automatic Shotguns - 1500 Gil - Attack + 26(Long Range)
Spray Shot - 1700 Gil - Attack + 30(Long Range)
Automatic Snipers - 2200 Gil - Attack + 32 - Never Miss(Long Range)
M16 Barrels - 2600 Gil - Attack + 39(Long Range)
Mage Shots - 4000 Gil - Attack + 33 - Magic 50% more powerful(Long Range)
Clippers - 4400 Gil - Attack + 45(Long Range)
Flamethrowers - 5000 Gil - Attack + 50
50 Calibur Shooters - 7000 Gil - Attack + 60(Long Range)
Wizard Barrel - 10000 Gil - Attack + 47 - Magic 50% more powerful(Long Range)
Automatic Rifle Barrel - 12000 Gil - Attack + 66(Long Range)
Chain Guns - 14000 Gil - Attack + 80(Long Range)
Silver Shots - Biggs must be level 60+ and defeat Charged Elvoret - Attack + 100 - Magic 2x more powerful(Long Range)