Pokemon X and Y have been released, and like any new generation of Pokemon games, a slew of new items have been introduced with varying purposes.

In order to make fans have a better experience with Pokemon X and Y, here is a brief walkthrough and list of all the new items in the games.

Ability Capsule: A capsule that allows a Pokémon with two Abilities to switch between these abilities when it is used.

Abomasite: One of the mysterious Mega Stones. Have Abomasnow hold it, and this stone will enable it to Mega Evolve in battle.

Absolite: One of the mysterious Mega Stones. Have Absol hold it, and this stone will enable it to Mega Evolve in battle.

Adventure Rules: This book contains all points a new trainer needs to know on a journey. It was handmade by a kind friend.at
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Aerodactylite: One of the mysterious Mega Stones. Have Aerodactyl hold it, and this stone will enable it to Mega Evolve in battle.

Aggronite: One of the mysterious Mega Stones. Have Aggron hold it, and this stone will enable it to Mega Evolve in battle.

Alakazite: One of the mysterious Mega Stones. Have Alakazam hold it, and this stone will enable it to Mega Evolve in battle.

Ampharosite: One of the mysterious Mega Stones. Have Ampharos hold it, and this stone will enable it to Mega Evolve in battle.

Assault Vest: An item to be held by a Pokémon. This offensive vest raises Sp. Def but prevents the use of status moves.

Banettite: One of the mysterious Mega Stones. Have Banette hold it, and this stone will enable it to Mega Evolve in battle.

Blastoisinite: One of the mysterious Mega Stones. Have Blastoise hold it, and this stone will enable it to Mega Evolve in battle.

Blazikenite: One of the mysterious Mega Stones. Have Blaziken hold it, and this stone will enable it to Mega Evolve in battle.

Boost Mulch: Mulch to be used in a Berry Field. It increases the Berry harvest that can be grown by diligent watering.

Charizardite X: One of the mysterious Mega Stones. Have Charizard hold it, and this stone will enable it to Mega Evolve in battle.

Charizardite Y: One of the mysterious Mega Stones. Have Charizard hold it, and this stone will enable it to Mega Evolve in battle.

Dowsing Machine: It searches for hidden items in the area and emits different lights and sounds when it detects something.

Elevator Key: A card key that activates the elevator in Lysandre Labs. It is emblazoned with Team Flare's logo.

Garchompite: One of the mysterious Mega Stones. Have Garchomp hold it, and this stone will enable it to Mega Evolve in battle.

Gardevoirite: One of the mysterious Mega Stones. Have Gardevoir hold it, and this stone will enable it to Mega Evolve in battle.

Gengarite: One of the mysterious Mega Stones. Have Gengar hold it, and this stone will enable it to Mega Evolve in battle.

Gyaradosite: One of the mysterious Mega Stones. Have Gyarados hold it, and this stone will enable it to Mega Evolve in battle.

Heracronite: One of the mysterious Mega Stones. Have Heracross hold it, and this stone will enable it to Mega Evolve in battle.

Holo Caster: A device that allows users to receive and view hologram clips at any time. It is also used to chat with others.

Honor of Kalos: A precious symbol that is awarded only to an individual who has done great things for the Kalos region.

Houndoominite: One of the mysterious Mega Stones. Have Houndoom hold it, and this stone will enable it to Mega Evolve in battle.

Intriguing Stone: A rather curious stone that might appear to be valuable to some. It's all in the eye of the beholder.

Jaw Fossil: A fossil of an ancient Pokémon that lived in the sea in ancient times. It appears to be part of its jaw.

Kangaskhanite: One of the mysterious Mega Stones. Have Kangaskhan hold it, and this stone will enable it to Mega Evolve in battle.

Kee Berry: If held by a Pokémon, this Berry will increase the Pokémon's Defense stat when hit by a physical attack.

Lens Case: A rather chic-looking case for carrying contact lenses.

Looker Ticket: A ticket that was handmade by Looker. It's decorated with a liberal amount of glittery paint.

Lucarionite: One of the mysterious Mega Stones. Have Lucario hold it, and this stone will enable it to Mega Evolve in battle.

Luminous Moss: An item to be held by a Pokémon. It boosts Sp. Def if hit with a Water-type attack. It can only be used once.

Lumiose Galette: A popular treat in Lumiose City. It can be used once to heal all the status conditions of a Pokémon.

Manectite: One of the mysterious Mega Stones. Have Manectric hold it, and this stone will enable it to Mega Evolve in battle.

Maranga Berry: If held by a Pokémon, this Berry will increase the Pokémon's Sp. Defense stat when hit by a special attack.

Mawilite: One of the mysterious Mega Stones. Have Mawile hold it, and this stone will enable it to Mega Evolve in battle.

Medichamite: One of the mysterious Mega Stones. Have Medicham hold it, and this stone will enable it to Mega Evolve in battle.

Mega Ring: This ring contains an untold power that somehow enables Pokémon carrying Mega Stones to Mega Evolve in battle.

Mewtwonite X: One of the mysterious Mega Stones. Have Mewtwo hold it, and this stone will enable it to Mega Evolve in battle.

Mewtwonite Y: One of the mysterious Mega Stones. Have Mewtwo hold it, and this stone will enable it to Mega Evolve in battle.

Pinsirite: One of the mysterious Mega Stones. Have Pinsir hold it, and this stone will enable it to Mega Evolve in battle.

Pixie Plate: An item to be held by a Pokémon. It is a stone tablet that boosts the power of Fairy-type moves.

Power Plant Pass: This pass serves as an ID card for gaining access to the power plant that lies along Route 13.

Prof's Letter: A letter that Professor Sycamore wrote to your mother. A faint but pleasant perfume seems to cling to the paper.

Rich Mulch: Mulch to be used in a Berry Field. It increases the Berry harvest without the need for particularly diligent care.

Roller Skates: Attaches roller skates to the bottom of your shoes, allowing you to glide quickly around and perform tricks.

Roseli Berry: If held by a Pokémon, this Berry will lessen the damage taken from one supereffective Fairy-type attack.

Sachet: A sachet filled with fragrant perfumes that are just slightly too overwhelming. Yet it's loved by a certain Pokémon.

Safety Goggles: An item to be held by a Pokémon. These goggles protect the holder from both weather-related damage and powder.

Sail Fossil: A fossil of an ancient Pokémon that lived in the sea in ancient times. It appears to be part of its sail.

Scizorite: One of the mysterious Mega Stones. Have Scizor hold it, and this stone will enable it to Mega Evolve in battle.

Snowball: An item to be held by a Pokémon. It boosts Attack if hit with an Ice-type attack. It can only be used once.

Sprinklotad: A watering can shaped like a Lotad. It helps promote the healthy growth of any Berries planted in good, soft soil.

Strange Souvenir: An ornament depicting a Pokémon that is venerated as a protector in some region far from Kalos.

Surprise Mulch: Mulch to be used in a Berry Field. It causes strange, sudden mutations based on the combination of Berries.

TMV Pass: A commuter pass that allows the holder to ride the TMV between Lumiose City and Kiloude City at any time.

Tyranitarite: One of the mysterious Mega Stones. Have Tyranitar hold it, and this stone will enable it to Mega Evolve in battle.

Venusaurite: One of the mysterious Mega Stones. Have Venusaur hold it, and this stone will enable it to Mega Evolve in battle.

Weakness Policy: An item to be held by a Pokémon. Attack and Sp. Atk sharply increase if the holder is hit with a move it's weak to.

Whipped Dream: A soft and sweet treatmade of fluffy, puffy, whipped and whirled cream. It's loved by a certain Pokémon.

One item that has been receiving a lot of attention is the Strange Souvenir, which appears to have no clear function within Pokemon X and Y, and the walkthrough posted on websites and the strategy guide does not clarify either.

Given that this is given to you by the now infamous hiker who is not from this region, people believe this is an item coded into the game which will be unlocked later on for use.