Twinblade Weapons:

(Weapon Name)(GP cost)(level)(Damage)(Weapon Skill)

(Amateur Blades) (500) (1) (5) (Saber Dance)
(Steel Blades) (500) (1) (5) (Tiger Claws)
(Kai) (1,000) (1) (10) (Saber Dance)
(Phantom Blades) (2,000) (2) (20) (Staccato)
(Spiral Edge) (2,500) (2) (25) (Illusion Attack)
(Assassin) (3,000) (3) (30) (Saber Dance)
(Spark Blades) (4,000) (3) (35) (Flame Dance)
(Lath Blades) (4,500) (4) (40) (Orchid Dance)
(Time Blades) (4,500) (4) (40) (Ap Do)
(Fuse Blades) (5,000) (5) (55) (Thunder Dance)
(Shadow Blades) (5,500) (6) (60) (Orchid Dance)
(Ronin Blades) (6,000) (7) (70) (Gale of Swords, Tiger Claws)
(Spell Blades) (7,000) (8) (80) (Lightning Rage, Tiger Claws, Skill Drain)
(Bloody Blades) (7,000) (8) (85) (Twin Darkness, Tiger Claws, Life Drain)
(Sotetsu) (7,500) (9) (90) (Staccato, Critical Hit)
(Enou) (9,000 (10) (95) (Flame Dance)
(Raitei) (9,500 (11) (110) (Thunder Dance, Darkness Staccato)
(Soul Blades) (11,000) (12) (120) (Saber Dance, Ranki Lei, Drain Skill)
(Anshou) (11,500) (12) (125) (Swirling Dark, Thunder Staccato)
(Masterblades) (13,000) (13) (130) (Thunder Dance, Twin Dragons)
(Dante's Gloves) (14,500) (14) (140) (Twin Darkness, Ap Corv, Skill Drain)
(Bom-Ba-Ye) (15,000) (14) (140) (Thundercoil, Vision of Self, Skill Drain)
(Hyakkidouran) (14,000) (14) (145) (Flame Dance, Critical Hit, Tiger Claws)
(Gemini Soul) (16,000) (16) (150) (Saber Dance, Ap Do)
(Bondage Blades) (18,000) (19) (195) (Illusion Attack, Lightning Attack, Drain Life)
(Crimson Raid) (20,000) (24) (200) (Flame Wheel, Explosive DragonBlade, ApVakz, Drain Life)
(Fishskin) (23,000) (24) (210) (Evil Wind Blade, Electric Top, Drain Skill)