In PokéOne, the Magma Stone is used as an item to fight Heatran in Unova every day and get the chance to get a Heatran Egg. The Magma Stone is in a different place every day and has a total of 5 different spawns. Here is the Guide to it.
Restores HP if it's low, but may cause confusion.
Restores 1/2 HP when HP falls below 1/4. Confuses Brave, Quiet, Relaxed, and Sassy natures. Can be sold for 20₽ (gourmet maniac)
Increases power of Grass-type moves. Changes Arceus' type to Grass.
Increases the power of grass-type moves by 20%.
If the Pokemon Uses the Attack Judgment , it changes to Grass-Type
An item to be held by a Pokémon. It snaps the holder out of infatuation. It can be used only once.
Cures infatuation, taunt, encore, torment, heal block and disable (including from cursed body)
Increases the power of Steel-type moves.
Increases the power of steel-type moves by 20%. Causes Onix to evolve into Steelix and Scyther to evolve into Scizor when traded while held.
Increases the power of moves used consecutively.
Increases power of a move by 20% for each previous, consecutive turn it has been used successfully, up to a maximum of 100%
Increases power of Psychic-type moves. Changes Arceus' type to Psychic.
Increases the power of psychic-type moves by 20%. When the Attack Judgment is used , it changes to Psychic-type
The Money+ Buff increases your Pokedollar reward by 20% when you fight against trainers or finish quests.Also applies to money gained when selling items to maniacs