Pokémon GO has changed a lot since its initial launch in the Summer of 2016, and two years on we've been revisiting the game to see how things have changed and evolved in the world of AR monsters.

As it turns out, it's largely what we remember, but with a few new things to find and discover. If you haven't jumped in yourself in a while, then you might find yourself a bit out of your depth on a few things.

Not to worry though, as everything you've been wondering about Pokémon GO gyms and raids has been explained in depth right here for you. Aren't we nice?

For more information you already know, take a look at our gym guide from 2016. Pokémon GO