Level 1

Max Elixer

Nugget

Full Restore

You値l Mostly find...

Golbat and Hypno

In the RED version you値l find...

Arbok

In the BLUE version you値l find...

Sandslash

Level 2

Max Revive

Ultra Ball

You値l Mostly find...

Venomoth and Dodrio

Basement

Max Revive

You only care about...

Mewtwo! (You値l mostly find Marowak and Rhydon, there's only one Mewtwo... So in percentage, you'll find Mewtwo 0.1% of the times you run into a poke down here!)