When it comes to gods and/or demigods who slay monsters Hercules, Thor and Gilgamesh get the bulk of the attention. Vishnu and Shiva’s roles slaying monsters in Hindu myths are well-known, too. Balladeer’s Blog as usual will show some love for those figures who get neglected simply because their pantheons are not as familiar to most of the world.
Chief Weapon: Spears made of lightning.
Rogues Gallery: This storm god destroyed an enormous porcupine with tree-sized quills, a giant bird with feathers made of wampum, a worm large enough to engulf an entire village, cannibalistic wizards plus a gigantic horned serpent and its army of equally large serpents.
For more Iroquois deities: https://glitternight.com/2013/01/28/the-top-fifteen-deities-in-iroquois-mythology/