Use:
The first Downloadable Event in Pokémon Omega Ruby & Alpha Sapphire gives you a special Beldum. This Beldum is shiny and comes holding the Mega Stone which will allow it to Mega Evolve into Mega Metagross.

Beldum Level 5

OT: Steven ID: 11214 Ability: Clear Body Hold Item: Metagrossite

Any Nature. Date of Receiving An online present. Apparently had a fateful encounter at Lv. 5

Hold Back Iron Head Zen Headbutt Iron Defense

Use:
The second Downloadable Event in Pokémon Omega Ruby & Alpha Sapphire gives you a Diancie. This Diancie is more battle ready than the ones in 2014 and will give you access to the Diancite Mega Stone if you take it out of a Pokémon Center and haven't already received the stone.

Diancie Level

OT: Hope ID: 07245 Ability: Clear Body Hold Item: No Item

Any Nature. Date of Receiving A lovely place. Apparently had a fateful encounter at Lv.

Diamond Storm Moonblast Dazzling Gleam Protect

Method:
In North America, to celebrate the release of the Ancient Origins TCG set, a shiny Rayquaza was put on the Nintendo Network

Rayquaza Level 70 ♠ ⬟

OT: Galileo ID: 08055 Ability: Air Lock Hold Item: Dragon Fang

Any Nature. Date of Receiving A lovely place. Apparently had a fateful encounter at Lv. 70

Dragon Ascent Dragon Claw Extreme Speed Dragon Dance

Method:
In North America, to celebrate the release of the BREAKThrough TCG set, a Zoroark was put on the Nintendo Network

Zoroark ♂/♀ Level 50 ⬟

OT: Sly ID: 11045 Ability: Illusion Hold Item: No Item

Any Nature. Date of Receiving A lovely place. Apparently had a fateful encounter at Lv. 50

Sludge Bomb Dark Pulse Flamethrower Sucker Punch

Method:
To celebrate the 20th anniversary, in March if you download an event from Mystery Gift > Get Via Internet, you will receive a Celebi to your games

Celebi Level 100 ⬟

OT: GF ID: 03016 Ability: Natural Cure Hold Item: No Item

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Confusion Recover Heal Bell Safeguard

Method:
To celebrate the 20th anniversary, in April if you download an event from Mystery Gift > Get Via Internet, you will receive a Jirachi to your games

Jirachi Level 100 ⬟

OT: GF ID: 04016 Ability: Serene Grace Hold Item: Salac Berry

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Wish Confusion Rest

Method:
As part of a trio of distributions including shiny Xerneas & Yveltal, Zygarde was made live over the Nintendo Network. In North America, this was followed up by distributions of Xerneas and Yvetal

Zygarde Level 100 ⬟

OT: XYZ ID: 05026 Ability: Aura Break Hold Item: No Item

Any Nature. Date of Receiving Pokémon cartoon. Apparently had a fateful encounter at Lv. 100

Land's Wrath Extreme Speed Glare Outrage

Yveltal Level 100 ♠ ⬟

OT: XYZ ID: 05116 Ability: Dark Aura Hold Item: No Item

Any Nature. Date of Receiving the Pokémon Cartoon. Apparently had a fateful encounter at Lv. 100

Oblivion Wing Sucker Punch Dark Pulse Foul Play

Xerneas Level 100 ♠ ⬟

OT: XYZ ID: 05206 Ability: Fairy Aura Hold Item: No Item

Any Nature. Date of Receiving the Pokémon Cartoon. Apparently had a fateful encounter at Lv. 100

Geomancy Moonblast Aromatherapy Focus Blast

Method:
To commemorate the release of the Fates Collide TCG set, Zygarde was distribued in Europe

Zygarde Level 100 ⬟

OT: Descartes Cartesio ID: 05026 Ability: Aura Break Hold Item: No Item

Any Nature. Date of Receiving Pokémon cartoon. Apparently had a fateful encounter at Lv. 100

Land's Wrath Extreme Speed Glare Outrage

Method:
To celebrate the 20th anniversary, in June if you download an event from Mystery Gift > Get Via Internet, you will receive a Manaphy to your games

Manaphy Level 100 ⬟

OT: GF ID: 06016 Ability: Hydration Hold Item: King's Rock

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Tail Glow Bubble Water Sport

Method:
To celebrate the 20th anniversary, in July if you download an event from Mystery Gift > Get Via Internet, you will receive a Shaymin to your games

Shaymin Level 100 ⬟

OT: GF ID: 07016 Ability: Natural Cure Hold Item: Micle Berry

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Seed Flare Aromatherapy Substitute Energy Ball

Method:
To celebrate the 20th anniversary, in September if you download an event from Mystery Gift > Get Via Internet, you will receive a Victini to your games

Victini Level 100 ⬟

OT: GF ID: 09016 Ability: Victory Star Hold Item: No Item

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Incinerate Quick Attack Endure Confusion

Method:
To celebrate the 20th anniversary, in October if you download an event from Mystery Gift > Get Via Internet, you will receive a Keldeo to your games

Keldeo Level 100 ⬟

OT: GF ID: 10016 Ability: Justified Hold Item: PP Max

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Aqua Jet Leer Double Kick Bubble Beam

Method:
To celebrate the 20th anniversary, in December if you download an event from Mystery Gift > Get Via Internet, you will receive a Meloetta to your games

Meloetta Level 100 ⬟

OT: GF ID: 12016 Ability: Serene Grace Hold Item: PP Max

Any Nature. Date of Receiving a lovely place. Apparently had a fateful encounter at Lv. 100

Quick Attack Confusion Round