Somewhat Useful Rentals for Stadium 1 GLC

Zapdos - Thunder, Sky Attack
Jolteon - Thunder, Double Kick, Pin Missile
Tentacruel - Hydro Pump
Articuno - Ice Beam, Sky Attack
Moltres - Fire Blast, Sky Attack
Gengar - Thunderbolt
Jynx - Psychic, Ice Punch
Nidoking - Earthquake, Horn Drill
Electrode - Thunder, Self-Destruct, Swift
Cloyster - Self-Destruct, Aurora Beam

(Next tier)

Haunter - Thunderbolt, Psychic
Abra - Psychic, Seismic Toss
Persian - Double Edge, Thunderbolt
Tauros - Strength, Fire Blast
Kabutops - Swords Dance, Submission, Take Down, Hydro Pump
Hitmonlee - Focus Energy, HJK
Starmie - Bubblebeam, Thunder
Graveler - Rock Slide, Earthquake
Vaporeon - Surf, Quick Attack
Flareon - Fire Blast, Take Down
Mr. Mime - Psychic, Counter
Diglett - Earthquake
Dugtrio - Dig, Rock Slide
Seadra - Hydro Pump, Swift
Golem - Self-Destruct, Dig
Kadabra - Psybeam, Seismic Toss