Lego's on the middle of the night be like:

hide them under the carpet and it could be a millitary weapon

it's already a military weapon with or without the carpet. imagine if the sharper bricks were cloaked!

Cool 21st century landmines

hmm interesting

Caltrops were used on battlefields to injure soldiers'
and horses' feet.
If you already knew that, please excuse me for
underestimating your knowledge of archaic weaponry.

no no I am very brain dead thank you for sharing knowledge