Rib Knife+0 (1080)
Rib Knife+0 From level: 55 Attack Value 49 - 59 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 49 - 59 Attack Speed +21% Upgrade Upgrades to: Rib Knife+1 From level: 55 Attack Value 51 - 61 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+1 Cost: 1,200,000 Yang Success chance: 100%

Rib Knife+1 (1081)
Rib Knife+1 From level: 55 Attack Value 51 - 61 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 51 - 61 Attack Speed +21% Upgrade Upgrades to: Rib Knife+2 From level: 55 Attack Value 53 - 63 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+2 Cost: 2,500,000 Yang Success chance: 85%

Rib Knife+2 (1082)
Rib Knife+2 From level: 55 Attack Value 53 - 63 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 53 - 63 Attack Speed +21% Upgrade Upgrades to: Rib Knife+3 From level: 55 Attack Value 55 - 65 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+3 Cost: 5,000,000 Yang Success chance: 80%

Rib Knife+3 (1083)
Rib Knife+3 From level: 55 Attack Value 55 - 65 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 55 - 65 Attack Speed +21% Upgrade Upgrades to: Rib Knife+4 From level: 55 Attack Value 57 - 67 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+4 Cost: 10,000,000 Yang Success chance: 75%

Rib Knife+4 (1084)
Rib Knife+4 From level: 55 Attack Value 57 - 67 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 57 - 67 Attack Speed +21% Upgrade Upgrades to: Rib Knife+5 From level: 55 Attack Value 61 - 71 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+5 Required materials: Unknown Medicine Unknown medicine with unknown ingredients. [Click for details] Unknown Medicine x2 Cost: 20,000,000 Yang Success chance: 70%

Rib Knife+5 (1085)
Rib Knife+5 From level: 55 Attack Value 61 - 71 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 61 - 71 Attack Speed +21% Upgrade Upgrades to: Rib Knife+6 From level: 55 Attack Value 66 - 76 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+6 Required materials: Piece of Fabric Fabric used to cover someone's wound. [Click for details] Piece of Fabric x2 Cost: 30,000,000 Yang Success chance: 55%

Rib Knife+6 (1086)
Rib Knife+6 From level: 55 Attack Value 66 - 76 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 66 - 76 Attack Speed +21% Upgrade Upgrades to: Rib Knife+7 From level: 55 Attack Value 72 - 82 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+7 Required materials: Leaf Unknown plant leaf. [Click for details] Leaf x2 White Pearl The pure white treasure found inside a seashell. [Click for details] White Pearl x10 Cost: 45,000,000 Yang Success chance: 55%

Rib Knife+7 (1087)

Rib Knife+7 From level: 55 Attack Value 72 - 82 Attack Speed +21% [ Equippable ] Ninja [Click for details]

Bonuses: Attack Value 72 - 82 Attack Speed +21% Upgrade Upgrades to: Rib Knife+8 From level: 55 Attack Value 79 - 89 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+8 Required materials: Piece of Ice A clump of frozen water that consistently exudes cold air. [Click for details] Piece of Ice x2 Blue Pearl A magnificent deep blue pearl found inside a seashell. [Click for details] Blue Pearl x10 Cost: 90,000,000 Yang Success chance: 55%

Rib Knife+8 (1088)

Rib Knife+8 From level: 55 Attack Value 79 - 89 Attack Speed +21% [ Equippable ] Ninja [Click for details]

Bonuses: Attack Value 79 - 89 Attack Speed +21% Upgrade Upgrades to: Rib Knife+9 From level: 55 Attack Value 87 - 97 Attack Speed +21% [ Equippable ] Ninja [Click for details] Rib Knife+9 Required materials: Ice Marble+ A marble made from ice. It does not melt in the hot weather. [Click for details] Ice Marble+ x2 Blood-Red Pearl The tawny-coloured treasure from the inside of a mollusc. [Click for details] Blood-Red Pearl x10 Cost: 150,000,000 Yang Success chance: 40%

Rib Knife+9 (1089)
Rib Knife+9 From level: 55 Attack Value 87 - 97 Attack Speed +21% [ Equippable ] Ninja [Click for details]	Bonuses: Attack Value 87 - 97 Attack Speed +21% No drop or crafting source is currently known in the wiki database.