Wide Beam
From Metroid Wiki
The Wide Beam, only featured in Metroid Fusion, it is similar to Super Metroid's Spazer Beam. The Wide Beam has little practical abilities, as it doesn't open special doors or anything similar. It does, however, increase damage dealt, since it fires multiple beams at once.
This article is a stub. You can help Metroid Wiki by expanding it.
Metroid Wiki is in need of filling in various stubs!