Elec Arc
Electric Arc is a Light placeable by the player in FortressCraft. It appears in the 8th Block Wheel. It is not naturally occurring and there is no collision. It emits a randomly flashing pool of yellowish-white light. However, this color is overridden if another light model is closer to the player.

You can only delete lights by placing a block over it, then deleting the block that was placed.

The Electric Arc was released on December 19, 2011, in 1.1 Alpha patch. The Electric Arc was retextured on May 17, 2012, in Content Patch 9.