Obvious spoiler warning is obvious
Made of dark steel by those of an age gone by, this is the last of the giant war golems. Taller than elder dragon is long, this clanking behemoth plods across the land, obliveous to all works of men, elves, or dwarves.
Giant mushrooms the size of trees. The stems and parts of the caps can be used in construction, and only the gills are soft enough to eat. An entire fungi-forest can grow in a matter of days, provided the correct conditions. Most fungus trees last about a month before collapsing, but not before a new generation sprouts to provide shade for the next spores.