Oops All Eevees: Beat Giovanni — Viridian Gym, badge 8
What opens up at this point in the game, and everything you can catch by now that you couldn't before.
Newly reachable
Newly catchable (21)
AervireonArtcampeonBriaerieonBricampeonBriduneonChaaerieonChaneuteonChavireonDunbrikeonDuncampeonDunglaceonEspumbreonFlavapreonGladuneonGlaflareonGlaneuteonLeaglaceonNeubrikeonUmbleafeonVircampeonVirglaceon