Pokemon GO introduced Mega Evolution in August 2020. It refers to a powerful transformation a critter undergoes, boosting almost all of its statistics. This is not a permanent transformation, as it only lasts 8 hours for the critter undergoing it in Pokemon GO. Mega Evolutions in this title work a bit differently from the ones we see in the main series games.In the Pokemon franchise, Mega Evolutions were first introduced in Pokemon X and Y. In the mainline games, you will need certain stones to Mega Evolve a critter in battle. The mechanism is very different in GO. Niantic gave the world Mega Energy, a new item that can be used to help your critters undergo the unique evolution.This article will cover everything you need to know about Mega Evolutions in Pokemon GO.Mega Evolving creatures in Pokemon GOPokémon GO@PokemonGoAppIs that...Mega Rayquaza?! #PokemonGOFest2023London, England pic.twitter.com/7R1ZDs4pEb4560286Is that...Mega Rayquaza?! 😨🐉 #PokemonGOFest2023📍London, England pic.twitter.com/7R1ZDs4pEbTo mega evolve Pokemon in Pokemon GO, you will need to ensure that it can mega evolve and that you have enough Mega Energy for that Pokemon. Then go to the Pokemon's card in your party in-game and click on Mega Evolve. A short animation later, you will have your mega evolved beast.It is important to note that Mega Evolutions last 8 hours, followed by a cooldown time. You can check our Pokemon Go Evolution Calculator to learn what your Pokemon's CP will be post the transformation.You also need to keep the following things in mind:You can Mega Evolve only one creature at a time. If another Pokemon is mega evolved, the initial one will return to its base form and its cooldown period will start.You can also Mega Evolve Pokemon in a raid lobby.Shadow and Clone beasts cannot undergo Mega Evolution in Pokemon GO.Purified critters can undergo Mega Evolution.Mega evolved beasts cannot defend Gyms.You cannot use Mega Pokemon in competitive battles.Mega evolved Pokemon cannot take part in Max Battles.In April 2022, Niantic added a game mechanic where you no longer need Mega Energy to Mega Evolve a creature after its first time. However, there is a cooldown that starts at 7 days. If you want to Mega Evolve the same creature before the cooldown is over, you will have to spend a small amount of Mega Energy.How to get Mega Energy in Pokemon Go?Mega Gyarados as seen in the game (Image via Sportskeeda)There are a few methods by which you can get Mega Energy:Mega Raids: This is the best way of getting Mega Energy in the game. Every time you defeat a mega beast in a Mega Raid, you will earn about 100-300 Mega Energy specific to the creature in the raid. The specific numbers are as follows:Time take to complete Mega RaidMega Energy Received0:00 - 0:302500:31 - 1:152251:16 - 2:302002:31 - 3:451753:46 - 5:00150Research Tasks: You can at times get Mega Energy from completing Field Research, Timed Research, or Special Research tasks.Walk as a buddy: You can walk a Pokemon as your Buddy to gain Mega Energy for that particular species once you have Mega Evolved it before. You can walk any critter in the evolutionary line of that creature to gain Mega Energy specific to that species.Mega Evolution damage boost, cost reduction, and candy bonusesMega Evolved Pokemon provides an attack boost to other trainers' pocket monsters in raid battles. The attacks with the same type as the Mega Evolved Pokemon will have a 30% boost. All other attacks will have a 10% boost.By Mega Evolving a Pokemon, you can increase its Mega Level. Ones with higher Mega Levels have a reduced Mega Energy cost and provide better bonuses. These bonuses include XP and Candy when catching a same-type Pokemon and any Pokemon from defeating a raid.Mega LevelHow many times Mega EvolvedCooldown Period (in days)Reduction in Mega Energy CostMega Evolved bonuses0014100%1 extra Catch CandyBase Level1720%1 extra Catch CandyHigh Level7510%1 extra Catch Candy10% extra Candy XL chance50 extra XPMax Level3035%2 extra Catch Candies25% extra Candy XL chance100 extra XPAll Mega Evolved Pokemon currently available in Pokemon GO (2024)The following Mega Evolutions are currently available in the game:Mega VenusaurMega Charizard XMega Charizard YMega BlastoiseMega BeedrillMega PidgeotMega AlakazamMega SlowbroMega GengarMega KangaskhanMega PinsirMega GyaradosMega AerodactylMega AmpharosMega SteelixMega ScizorMega HeracrossMega HoundoomMega TyranitarMega SceptileMega BlazikenMega SwampertMega GardevoirMega SableyeMega MawileMega AggronMega MedichamMega ManectricMega AltariaMega BanetteMega AbsolMega GlalieMega SalamenceMega LatiasMega LatiosMega RayquazaMega LopunnyMega GarchompMega LucarioMega AbomasnowMega DiancieWe can expect more creatures to have mega forms in the future of Pokemon GO.Also Check:- Pokemon Type Calculator