Crystal:
- Gyarados, of course.
- Rhyhorn, nicknamed Rhyhorny (my girlfriend's favourite pun) and given away to her on Virtual Console 3DS.
- Geodude, caught while grinding in Victory Road and just boxed.
Colosseum:
- Yanma, given away to my sister for her birthday.
LeafGreen:
- Bellsprout, accidentally ran away from it.
- Drowzee, I didn't have Poke Balls with me...
- Seaking, Safari Zone, it fled.
- Dratini, same Safari game as Seaking, fled.
SoulSilver:
- Shellder, caught while fishing for Chinchou/Lanturn.
- Shuckle, caught when smashing rocks to get Heart Scales.
AlphaSapphire:
- Swablu, random encounter when trying to help a friend with her PokeDex, she wanted a Swellow.
UltraMoon:
- Pichu, SOS chain, gift for my girlfriend.
- Mantine, coincidence when breeding, happened to have top IV's and a nice nature.
- Altaria, Ultra Wormhole.
- Chansey, SOS chain, gift for a friend.