Pokemon Sword and Shield saw the introduction of Gigantamax Snorlax, but outside of that, the most significant update to the creature was the addition of its baby evolution Munchlax back in Gen 4.

Gigantamax Kingler debuts in Pokemon GO on February 1 for Max Battle Day event. Players can use Max Mushrooms to increase damage in battles. Event bonuses include increased Max Particle collection ...

it works perfectly well with Snorlax. For a Pokemon that’s known for eating and sleeping over pretty much anything else, Snorlax looks a lot more alert when you toss a cowboy hat on him.