Bow

The Bow is Lara's Primary weapon in Tomb Raider and Rise of the Tomb Raider. it is Lara's signature weapon in the timeline, replacing her dual pistols from all previous timelines.

Lara uses several different bows over the course of the game. Which she either finds, makes, or is given. The bow is also initially used by Lara for melee purposes, with the bow itself being used to strangle enemies, and the arrows being used to incapacitate/kill foes during Dodge Counter/Kill.

Makeshift Longbow
Made of several sticks tied together. Has two available upgrades.

Rise of the Tomb Raider's version is made of a single stick.

Recurve Bow
Made from a single piece of wood. Ornate patterns carves into limbs. Has Four Available Upgrades.

Compound Bow
A modern compound bow. Has six available upgrades.

Competition bow
A high-tech compound bow with a skeletal designed frame. Has 9 available upgrades.

Arrow types
Standard - Completely silent, can be used to create distractions, can be retrieved, used for dodge counter/kill.

Rope - Can be used to pull enemies off ledges, tear down platforms or cover, and to create ziplines.

Fire - Ignites enemy, or flammable substances/materials on impact. Can be used to light torches from afar or ignite gas leaks.

Napalm - Same as fire, but will spread pool of fire.

Explosive - Capable of killing groups of enemies, and destroying metal barriers and enemy cover positions.

Poison - Confirmed for Rise of the Tomb Raider. This will be lethal poison. When shooting an arrow like this, it will release a blast of poison killing enemies instantly. However these type of arrows cannot kill a bear instantly.

Rise of the Tomb Raider
To be added...

Trivia

 * Lara learned archery in during her time in boarding school.
 * Rhianna Pratchett said in an interview that she wrote Lara used a bow, as she did archery herself in her youth.
 * Coincidentally, Lara's actress Camilla Luddington also did archery when she was younger.
 * Lara apparently did archery in the original timeline as well, tough she never used a bow in game, though she did use a Crossbow.
 * Lara has used a bow in the Tomb Raider Journey's comic series, showing a natural affinity for it.