elfin spindle
causing a radioactive zone by dropping it from darkreach or sth else which could prevent lightweight vehicles like LCV25 or trucks to coming through，however it cant stop heavy vehicles like MBT. when flying over the zone in low altitude,the radar system will be jammed（just like being disrupted by Medusa)
velvet canyon
The game's ground vehicle pathing is already pretty susceptible to clogging, I'm not sure this would be great until that's fixed
cunning karma
Soo adding radiation
This will come someday
Also armor thickness does not really matter, lead shielding does