Impact weapon
From Doom Wiki
An impact weapon is one of the six hitscan weapons that will operate a "gunfire activated" linedef, such as a wall that opens upon being shot.
Specifically, the impact weapons found in Doom are:
[edit] Impact Weapons In Other Games
[edit] Heretic
The following impact weapons appear in Heretic:
[edit] Hexen
The following impact weapons appear in Hexen:
[edit] Strife
The following impact weapons appear in Strife:
