Brimstone

Brimstone is a weapon that appears to be invisible when you hold it in your hand. It takes the form of a deadly laser beam that is shot in the direction the player is facing.

This does a large sum of damage to anybody who happens to be a victim. It also removes their hat(s).

This weapon, similar to ragequit, does large sums of damage in a certain direction.

This is an ingredient for the Lost Lore badge, the others being 2 scrolls of wisdom and and a transmutational stone.

The item is a reference to an item in The Binding of Isaac, which shares the same name.