thief
Nope, Just taking off the item
The move? Um... buy a TM? Or is this an item you're referring to...
Dive is not a hidden move in leafgreen.
a healing move
move left move right
play pokeflute
Rock Slide is not a TM in Leafgreen. In Leafgreen Rock Slide is a Move Tutor move and the Move Tutor is hidden somewhere in Rock Tunnel.
in video games arrows
It can't learn that move cause it doesn't exist in leafgreen.
mudkip
You can't! kick isn't a move!
Defog did not become a move until Generation 6 so you will not be able to find it in LeafGreen