Battle Pike 2 — Pokémon Emerald Squared
Every wild Pokémon here, by encounter method.
Battle Pike 2 lists 3 Pokémon across 1 encounter method (land), all at level 5. Between them they cover 3 types: PoisonWaterElectric.
Battle Pike 2 in other guides
The same area in other ROM hacks on this site. Each one has its own encounter table.
Opens up at Beat the Elite Four and Champion Wallace.
Land Lv 5
The documentation lists these slots with no encounter rate.