Arlo is one of three Team Go Rocket leaders that players of Pokemon GO need to beat before they get a chance to battle the organization's head boss, Giovanni.It can be challenging to battle Arlo and the other members of the trio, Sierra and Cliff, because the Pokemon they choose won't be entirely known to a trainer prior to the fight.By learning all the potential Pokemon that Arlo can use, a player can go into battle against him feeling prepared. Here's how to defeat the Team GO Rocket leader.It’s that time again, Trainers! ⏰Here’s the info on all the new Spotlight Hours, Raid Hours, Mega Raids, and events coming your way in June! https://t.co/jlKzox53gy pic.twitter.com/kCkKinGsSy— Pokémon GO (@PokemonGoApp) May 28, 2021Related: The best counters for Cliff in Pokemon GO: June 2021Note: This article reflects the personal opinion of the writer.How to beat Arlo in battle in Pokemon GOVenonatVenonat in the anime (Image via The Pokemon Company)While Arlo's second and third choices could be one of multiple Pokemon, as of now, his first pick is locked in. The Bug/Poison-type, Venonat, makes for a pretty straightforward Pokemon to counter in battle.Venonat is particularly weak against Fire, Flying, Psychic, and Rock-type moves. The following are the best Pocket Monsters to send out against Arlo's first choice:Mewtwo - who knows the moves Psycho Cut and PsystrikeChandelure - equipped with Fire Spin and OverheatRampardos - using fast move Smack Down and charged move Rock SlideManectric, Ursaring, or CrobatCrobat in the anime (Image via The Pokemon Company)After Arlo's Venonat has been defeated, trainers will need to be ready to face either his Manectric, Ursaring or Crobat.When up against Manectric, use one of these counters:Garchomp that knows Mudshot and EarthquakeRhyperior equipped with Mud-Slap and EarthquakeMamoswine with the moves Mud-Slap and BulldozeIf Arlo sends out Ursaring, battle it with:Lucario using Counter and Aura SphereConkeldurr that knows the moves Counter and Dynamic PunchMewtwo wielding Psycho Cut and Focus BlastCrobat will be taken care of easily by using:Rampardos with the moves Smack Down and Rock SlideLatios using Zen Headbutt and PsychicRaikou that knows Thunder Shock and Wild ChargeScizor, Magnezone or VileplumeScizor in the anime (Image via The Pokemon Company)Once Arlo's second Pokemon has been beaten, there's only one more to deal with before a player wins the fight. Arlo's last Pokemon can be Scizor, Magnezone, or Vileplume.When up against Arlo's Scizor, use one of these Fire-type Pokemon:Blaziken that knows Fire Spin and Blast BurnHeatran with the moves Fire Spin and Fire BlastFlareon equipped with Fire Spin and OverheatThe best counters to use against Arlo's Magnezone are:Excadrill using Mud-Slap and EarthquakeGroudon that has Mud Shot and Earthquake in its arsenalGolurk wielding Mud-Slap and Earth PowerVileplume won't stand a chance against:Reshiram equipped with Fire Fang and OverheatHo-Oh that knows Incinerate and Brave BirdMetagross using the moves Zen Headbutt and PsychicPlayers of Pokemon GO won't have any problems battling Team GO Rocket leader Arlo, as long as they know the right counters to bring along to the fight. Knowing the correct type-advantages will allow a trainer to counter and defeat all of Arlo's Pokemon.The Season of Discovery has started in Pokémon GO! 🔎 Different Pokémon are appearing in different parts of the world and hatching from Eggs! Don’t forget to catalog your discoveries with a #GOsnapshot! https://t.co/D1XOXq2HEf pic.twitter.com/4oYvJfxrUe— Pokémon GO (@PokemonGoApp) June 2, 2021Also Read: How to beat Giovanni in Pokemon GO in June 2021