A helpful visual marker, as well as a source of buffs, Minecraft's beacons ... to be made into a pyramid to activate, beacons also require an open sky in order to project their signal light.

Beacons are powerful blocks that project a gaint beam of ... something very similar to the beacon pyramid depicted in the image above. From there, Minecraft players can feed the beacon with ...

To craft a beacon in "Minecraft," you'll need glass, obsidian, and a rare item called the Nether Star. Once you've crafted the beacon, you'll also need to build a pyramid pedestal to place it on.