Pokémon FireRed & LeafGreen: Beat Lt. Surge — Vermilion City Gym, badge 3

What opens up at this point in the game, and everything you can catch by now that you couldn't before.

Now usable

• Old Rod — the Old Rod (Vermilion City — House 1)
• Rock Smash — Rock Smash (HM06, Ember Spa — Kindle Road)

Newly reachable

Newly catchable (2)

GravelerMagcargo

TMs you can now pick up

• TM34 Shock Wave — Vermilion City Gym

Bosses around here