Weapon damage in NieR: Automata varies with each swing. Upgrading reduces this variance and boosts potential damage.
The Iron Pipe boasts the game's widest damage range but also possesses exceptionally high potential damage. Its unpredictable nature makes it a gamble, but definitely worth acquiring. Here's how:
The Iron Pipe is a rare fishing reward found in sewers. Both sewer locations offer equal chances. The easiest access is via the Resistance Camp. Exit the camp, following the path right towards the Amusement Park. After crossing a small gap, you'll find an open manhole under a highway.
Descend into the sewer, enter the water, and begin fishing. Other junk items are also possible catches and can be sold. There's no guaranteed method; obtaining the Iron Pipe can take seconds or minutes. Use your pod's light in the dark sewer to improve visibility and aid in catching.
An alternative sewer is located en route to the Flooded City.
The Iron Pipe maintains a wide damage range regardless of upgrade level. However, successful hits can yield some of the game's highest damage outputs, and it's obtainable early in the game. Upgrade requirements and resulting stats are: