Giovanni
Gym Leader, Team leader in Kanto.
About
Giovanni is the boss of Team Rocket and the leader of the Viridian City Gym, the last in Kanto. You battle him first in the Rocket Hideout, then at Silph Co., and finally in his gym, where his Ground-type team ends with a level 50 Rhyhorn. Water moves are super effective against every Pokémon in that last team, and he gives the Earthbadge and 
TM26.
Gym battle
Team boss battles
OnixLv 25Bind, Rock Throw, Harden, Rage (default)
RhyhornLv 24Tail Whip, Stomp, Fury Attack, Scary Face (default)
KangaskhanLv 29Bite, Tail Whip, Fake Out, Mega Punch (default)
NidorinoLv 37Poison Sting, Horn Attack, Helping Hand, Fury Attack (default)- KangaskhanLv 35Tail Whip, Fake Out, Mega Punch, Rage (default)
- RhyhornLv 37Stomp, Fury Attack, Scary Face, Rock Blast (default)
NidoqueenLv 41Tail Whip, Double Kick, Poison Sting, Body Slam (default)
As of v0.75.0 · engine 22ba612f