R3 [in equip menu] Send highlighted item.
⭕ [in equip menu] Use highlighted item for the other player.
select [in relics menu] Send all warps and shortcuts.
🢀 🢄 🢁 🢅 🢂 L2 Drink a Potion for both players. Takes 1 Potion away from the inventory of the user.
🢂 🢃 🢆 L2 Drink a Manna Prism for both players. Takes 1 Manna Prism away from the inventory of the user.