So, I have calculated the total cost for what Black has bought. Here's the list: Item Bundle cost: Super Power Pill (5 pills) - 200 C The Simplest Ammo (200 bullets) - 2,000 C Decent Gloves - 1,025 C Orion's Belt - 3,000 C Total Cost = 6,225 C Secondary Weapons cost: First bundle: Straight Missile (a bundle of 3 missiles) - 30 C 15 bundles - 15*30 = 450 C Homing Missile (a bundle of 3 missiles) - 50 C 20 bundles - 20*50 = 1,000 C Homing Laser - 200 C per unit 2 units - 2*200 = 400 C Flamethrower - 300 C per unit 1 unit - 300 C First bundle cost = 2,150 C Second bundle: Piranha Missiles - 100 C (bundle w/ 7 missiles) 3 bundles - 3*100 = 300 C Minesweeper - 750 C (per unit) 1 unit - 750 C Laser - 400 C (per unit) 2 units - 2*400 = 800 C Nuclear Missile - 1000 C (per unit) 1 unit - 1000 C Second bundle cost = 2,850 C Third bundle cost: Lightning Ball - 700 C Lightning Laser - 500 C Infector - 850 C Machine Gun - 3000 C Third bundle cost = 5,050 C Fourth bundle Cost: Flamethrower V2 - 750 C Cutter - 800 C Saw Machine - 850 C Acid Bomb - 400 C 2 units - 400*2 = 800 Fourth bundle Cost = 3,200 C Gear sets Body - 5000 Wing - 2000 Front - 4000 Gear set total = 11,000 C Delivery charges= 25 C Total cost = 30,500 C Hope this will help you :)