Pokemon Emerald - CW - Part 11: Slateport Site Battle Tent (HD 1080p) - YouTube
Pokémon Emerald Episode 19: Verdanturf Battle Tent - YouTube
Battle Frontier (Generation III) - Bulbapedia, the community-driven Pokémon encyclopedia
Pokemon Emerald Part #40 - The Battle Arena and Battle Tower
A few days ago I posted about a shiny Trapinch in the battle tent on Pokemon Emerald, now There's this. i think I'll stop going to the tents now. : r/ pokemon
3rd Gen RYDEL, RYDEL, RYDEL, RYDEL, RYDEL, RYDEL, RYDEL, RYDEL, RYDEL, RYDEL... - The PokéCommunity Forums
8 Ways to Conquer the Battle Frontier in Pokémon Emerald Version