Blade concealed between two rotating handles.
The item id for Knife Butterfly in unturned is 140. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Melee
Slot: Secondary
Size_X: 1
Size_Y: 2
Size_Z: 0.55
Size2_Z: 0.4
Range: 1.75
Strength: 1.5
Weak: 0.37
Strong: 0.37
Stamina: 10
Player_Damage: 50
Player_Leg_Multiplier: 0.6
Player_Arm_Multiplier: 0.6
Player_Spine_Multiplier: 0.8
Player_Skull_Multiplier: 1.1
Zombie_Damage: 50
Zombie_Leg_Multiplier: 0.3
Zombie_Arm_Multiplier: 0.3
Zombie_Spine_Multiplier: 0.6
Zombie_Skull_Multiplier: 1.1
Animal_Damage: 50
Animal_Leg_Multiplier: 0.3
Animal_Spine_Multiplier: 0.6
Animal_Skull_Multiplier: 1.1
Barricade_Damage: 2
Structure_Damage: 2
Vehicle_Damage: 15
Resource_Damage: 25
Object_Damage: 15
Durability: 0.175
Blueprints: 2
Blueprint_0_Type: Repair
Blueprint_0_Supply_0_ID: 67
Blueprint_0_Supply_0_Amount: 3
Blueprint_0_Build: 27
Blueprint_1_Type: Tool
Blueprint_1_Supplies: 1
Blueprint_1_Supply_0_ID: 140
Blueprint_1_Product: 67
Blueprint_1_Products: 2
Blueprint_1_Build: 27
AttackAudioClip: Sounds/MeleeAttack_02.mp3