Use, Sell, Release!

[Sirfetch’d]

Use Gengar, sell Charizard, release Mewtwo!

Happiny, Golbat, Seadra

 

[Hikamaru]

Use Happiny, Sell Seadra, Release Golbat

Amaura, Tyrunt, Carbink

 

[Zoroark Cutie]

Use Carbink, sell Tyrunt, and release Amaura.

Ninetales, Octillery, and Lilligant

 

[Hikamaru]

Use Lilligant, Sell Ninetales, Release Octillery.

Nosepass, Ponyta, Wooper

 

[Lycanthropy]

Use Wooper, sell Nosepass, release Ponyta.

Terrakion, Regice, Zapdos

 

[blue]

Use Terrakion, sell Zapdos, release Regice

Absol, Kricketune, Golbat

 

[DraconianWing]

Use Absol, sell Kricketune and release Golbat.

Staraptor, Noctowl, Pidgeot

 

[Hikamaru]

Use Staraptor, Sell Noctowl, Release Pidgeot

Burmy, Kricketot, Sewaddle

 

[Ace Trainer 188]

Use Sewaddle, Leavanny has always been a reliable teammate.
Sell Kricketot, hard to train, but rather have it than...
Release Burmy, because I don't think it's that cool.

Rhyme time: Emboar, Pyroar, Venusaur.

 

[Winter]

Use Venusaur because I generally dislike Fire types. Sell Emboar since starters are more valuable. Release Pyroar back to the wild prides.

Leavanny, Dustox, Vivillon

 

[Granzen]

Use Leavanny, Sell Dustox, Release Vivilion.
Koffing, Grimer, Trubbish.

 

[Zoroark Cutie]

Use Koffing, sell Trubbish, and release Grimer.

Exeggutor, Slowking, and Delphox

 

[blue]

Use Delphox, sell Exeggutor, release Slowking.

Ninetales, Skuntank, Gyarados

 

[Sirfetch’d]

Use Gyarados, sell Ninetales, release Skuntank

Binacle, Ledian, Mareep

 

[Junier]

Use Mareep, sell Binacle, release Ledian.

Magmortar, Electrivire, Jynx

 

[Sheep]

Use Electivire, sell Magmortar, release Jynx. I can't imagine a Jynx evolution. /shudder
(And yay for using Mareep! :D)

Vespiquen, Heracross, Pinsir

 

[Granzen]

Use Heracross, Sell Pinsir, Release Vespiquen.
Ponyta, Growlithe, Vulpix.

 

[blue]

Use Ponyta, Sell Vulpix, Release Growlithe. ;;

Sealeo, Dragagle, Dugtrio

 

[kingdenas]

Use Sealeo, Sell Dugtrio, Release Dragalge!

Cloyster, Primeape, Roserade.

 

[Winter]

Use Roserade, Sell Cloyster (since it should have pearls that are valuable) and release that fistfighting monkey.

Victreebel, Sandslash, Togekiss.