It should be, from left to right, Fabber Piranha Orca Barnacle Narwhal Barracuda This set-up follows the scheme of unit ordering found in the bot and vehicle factories. Instead, it uses this set-up: Fabber Narwhal Orca Barracuda Piranha Barnacle This results in new players underbuilding Piranhas and spamming Narwhals -- and why wouldn't they; if the orca or piranha were the number one unit to spam, wouldn't they be in slot two?