Several Weapons have appeared throughout the Tomb Raider series, to allow the option of non-lethal combat.
The M26 Taser appears in Angel of Darkness can be found at the storeroom in Daniel Rennes' pawnshop in Paris in Tomb Raider: The Angel of Darkness. Appears as the "K2 Impactor", has a fully black body and is shown with no blast doors. Uses batteries as "ammo".
Tranquilizer Gun Edit
A tranquilizer gun, appears in Tomb Raider Underworld. It is slow to fire, as it uses a bolt action, and each dart must be loaded individually, certain enemies may require several shots to put down.