Obsidian Brick

The Obsidian Brick is a brick-block mainly used for building. It's made out of 1 Obsidian and 2 Stone and can be crafted at a Furnace. It can currently be mined by any tier of pickaxe. It is commonly found in the Underworld's Ruined Houses.

Trivia

 * This is the most inefficient brick to build with, as it requires the most blocks per brick (3) of all brick types.

History
흑요석 벽돌