ravenfield + roblox game called "entrenched"
but instead of ww1 trench warfare, it's pre modern sieges like the siege of constantinople etc with active ragdoll AIs, destructible fortifications for breaching the walls, destructible terrain for the miners to dug a tunnel below the walls or dugging a ditch for defense against enemy's sally, naval battle and blockade, customizeable siege engines and ladders to scale the walls