Brewing Room

Under his stairs he has 5 tunnels leading to different rooms, and one of them is a brewing room.

It has a Nether Wart Farm, a nether portal, and a water source.

It is underground with iron ore and stone.

The back is a wall of lava and used to have redstone lamps.

Did you know EpicCastaway has an almost full chest of Fire Resistance Potions?