This article is a Stub, maybe the original writers' house was attacked by the Black Hole army. You can help the Advance Wars Wiki by expanding it. Pipe Seams are a kind of terrain, being weakened parts of Pipelines. They have 99 HP. When their HP is depleted, they turn into Plains. Retrieved from "https://advancewars.fandom.com/wiki/Pipe_Seam?oldid=12349" Categories: Stubs Terrain Community content is available under CC-BY-SA unless otherwise noted.