Missing No. is a section in the game where you can find Pokemon you bought or won. Anything won will be under the Tournaments Section of the wiki.
Shadow Lugia

Shadow Lugia
It is a Lugia corrupted by the criminal organization Cipher, believed to be the ultimate Shadow Pokémon. Buy
Stats
Health Moves/Damage
500 ShadowStorm(N/A*),ShadowBlast(350),AeroBlast(N/A),ShadowDown(N/A)
*It's a wave form so it does the same amount of damage repeatedly as long as the player is being hit by the wave.
Shadow Charmander Family
This is the charmander family corrupted by Shadows. Buy
Shadow Charmander
Stats
Health Moves/Damage
350 Flameburst(N/A),Ember(N/A)
Shadow Charmeleon
Stats
Health Moves/Damage
490 FireBlast(140),FireFang(40),ShadowBlast(350)
Shadow Charizard
Stats
Health Moves/Damage
590 FireBlast(140),FireFang(40),FireSpin(50),ShadowBlast(350)
Red Orb Pikachu/Groudon
This is Pikachu corrupted by the Red Orb that control Groudon. He is able to transform into a Pikachu on top of a Groudon gaining more moves. Buy
Red Orb Pikachu
Stats
Health Moves/Damage
350 ZapCannon(250),ThunderBolt(160)
Red Orb Groudon
Stats
Health Moves/Damage
660 EarthQuake(N/A),FireBlast(140),ThunderBolt(160),ZapCannon(250)
Missing No.

Missing No.
It is a dual-type Bird/Normal glitch Pokémon in Pokémon Red and Blue, and a dual-type Normal/999 glitch Pokémon in Pokémon Yellow. Due to the ease of which it can be found, it is one of the best-known glitch Pokémon. Buy
Stats
Health Moves/Damage
1000 WaterGun(N/A),WaterGun(N/A),SkyAttack(N/A)
Lavender Town Ghost

Lavender Town Ghost
This is the ghost of a dead Marowak who died defending her child. Buy
Stats
Health Moves/Damage
1000 WilloWisp(Up to K.O.),ShadowBall(150),ShadowPunch(118)
Venustoise

Venustoise
This is the combination of a Venusaur and Blastoise. Buy
Stats
Health Moves/Damage
650 HydroPump(250),Solarbeam(150),WaterPulse(N/A) MagicalLeaf(40),HyperBeam(250)