Prevents the target from using the same move twice in a row.
FireRed
Saffron City·Silph Co.·4F
Ground
LeafGreen
Saffron City·Silph Co.·4F
Ground
Ruby
Slateport City·Contest Hall·Hall·Sailor
A Sailor in the Contest Hall gives you TM41 Torment.
Gift
Sapphire
Slateport City·Contest Hall·Hall·Sailor
A Sailor in the Contest Hall gives you TM41 Torment.
Gift
Emerald
Slateport City·Battle Tent·Lobby·Sailor
A sailor in the Battle Tent lobby laments that he can't find a Pokémon to match him - give him one and he hands over TM41 Torment (Dark, prevents the target from using the same move twice in a row).
