Train, Release, Store in PC

[Devalue]

Train Ivysaur. Cannot go wrong with Sleep Powder and Leech Seed. Finds its physical-heavy level-up moves frustrating, however.
Store Ekans. Helps with Glare, Haze, and Intimidate.
Release Nidorina. Never cared much for the Nidorans. Excels at nothing in particular. Places little value in Toxic Spikes.

Trapinch, Gligar, and Drilbur

 

[ReKoil]

Train Trapinch, Box Gligar, Release Drilbur
Solid mons all around so I'll just go with preference.

Venonat, Joltik, Surskit

 

[Roni]

Train Joltik. I've grown to love Galvantula more and more ever since I subscribed to the spider bro movement.
Store Surskit. It's evo is beautiful <3
Release Venonat. This line does nothing for me tbh.

Vigoroth, Zangoose, Loudred

 

[ReKoil]

Box Vigoroth, Release Zangoose, Train Loudred

Wynaut, Baltoy, Bruxish

 

[Eleanor]

Release Wynaut, Box Bruxish, Train Baltoy <3

Sigilyph, Beheeyem, Xatu

 

[FeraligatrMaster]

Train Sigilyph, store Xatu, and release Beheeyem.

Tyranitar, Krookodile, and Drapion

 

[ReKoil]

Box Tyranitar, Train Krookodile, Release Drapion

Houndour, Lampent, Larvesta

 

[Roni]

Train Lampent. Chandelure's my boi
Store Houndour, and don't make it evolve.
Release Larvesta, just because.

Espeon, Slowking, Hatterene

 

[ReKoil]

Oof, I like all 3 =(
I guess:

Train Espeon, Release Slowking, Box Hatterene

Wigglytuff, Ambipom, Kangaskhan

 

[agravedigger]

train kangaskhan, box wigglytuff, release ambipom!

golett, dusknoir, sinistea
a little ghost party!

 

[Roni]

Train Dusknoir a.k.a better Guzzlord
Store Sinistea. I like Pokemon based off of inanimate objects~
Release Golett. Never left much of an impact on me.

Electabuzz, Magneton, Manectric
A shock party next!

 

[ReKoil]

Train Electabuzz, Box Magneton, Release Manectric

Bayleef, Dartrix, Whimsicott

 

[Zeostar]

Train Whismicott, Store Bayleef, Release Dartrix

Marowak, Sandslash, Muk

 

[Roni]

Train Marowak, to avenge its mother's death
Store Muk, bcs mehehehe
Release Sandslash, bcs it's giving me a weird look and I do not wanna be around that thing's sharp ass claws.

Mankey, Golett, Nincada

 

[ReKoil]

Golett
go go Gundam to be!

Munna, Gothorita, Lunatone

 

[Roni]

Train Munna, bcs I love its shape
Store Lunatone, to keep consistent with the moon vibe
Release Gothorita, bcs I don't need a goth gf to keep me happy

Omanyte, Gulpin, Foongus

 

[ReKoil]

Release Omanyte, Box Gulpin, Train Foongus

Drifblim, Drednaw, Skiddo

 

[Fairy]

Train Drifblim, box Drednaw, release Skiddo. Sorry Skiddo!

Barboach, Teddiursa, Pikachu?

 

[ReKoil]

Box Barboach, Train Teddiursa, Release Pikachu

Delibird, Absol, Furret

 

[Roni]

Train Absol, store Furret, release Delibird (to give gifts to the needy)

Inteleon, Lumineon, Empoleon