"Good. You will 'ave more by zee time zee day iz over."

Spy hands the case over, then pulls out the last gadget, a book-sized box with 'electro-sapper' emblazoned across it.

"And zhis iz what makes you zee plague for zee Engineers." He's smirking a little. "Merely attach et to one of zheir toys, and et will destroy et en moments. Placing a sapper will not break your disguise, so use zhat to your advantage.

"A useful strategy iz to place zee device, wait for zee labourer to start fixing 'is machine, and zhen kill 'im while 'e iz distracted."

It's a beautiful thing.