Amulet: You can receive the Amulet from Booster, after helping him get the Mario Doll off the shelf in Booster Tower. It increases its wearer's Speed by five points, and increases Attack, Defense, Magic Attack and Magic Defense by seven point.
Antidote Pin: The Antidote Pin increases its wearer's Defense and Magic Defense by two points, and protects the wearer from being poisoned. It can be purchased in the Mushroom Kingdom Item Shop, the Rose Town Item Shop, and the Seaside Town Accessory Shop for 28 coins.
Attack Scarf: You can receive the Attack Scarf in Monstro Town if you complete 30 consecutive Super Jumps in battle. (Perform Mario's Super Jump Attack, then press the Y Button before landing on your opponent's head to jump again. Do this 30 times without falling off.) The Attack Scarf can be equipped only by Mario, and increases his Speed, Attack, Defense, Magic Attack and Magic Defense by 30 point.
B'Tub Ring: The B'Tub Ring can only be worn by Princess Toadstool, and can be purchased at the Marrymore Inn/Shop for 145 coins. If you have the Princess use the Mystery Egg ten times while she has the B'Tub Ring equipped, the Mystery Egg will transform in to the Lamb's Lure. (The Mystery Egg can be bought in Moleville.) The B'Tub Ring has no effect on the Princess's status.
Coin Trick: The Coin Trick can be purchased from the Frog on the second floor of the Seaside Town Elder's House for 36 Frog Coins. Mario is the only character who can equip this item, and it has no effect on his status. The Coin Trick doubles the amount of gold you would of normally get at the end of a fight.
Exp. Booster: The Experience Booster can be bought from the Frog on the second floor of the Seaside Town Elder's House for 22 Frog Coins. Whoever equips the Experience Booster will receive twice as many Experience Points as the rest of your party. It has no effect on status and can be worn by all people in the group.
Fearless Pin: This can be bought at the Rose Town Item Shop and the Seaside Town Accessory Shop for 130 coins. Everyone can equip it, and whoever wears it will be protected from Fear attacks. It also increases its wearer's Defense and Magic Defense by five points.
Feather: This is dropped by Dodo in the Nimbus Land Castle if you avoid being detected by him. (If he sees you and makes you fight him, he won't leave the Feather behind.) Anybody can equip the Feather, and it increases its wearer's Speed by 50 points, and increases Magic Attack and Defense by five points.
Ghost Medal: This is the reward for finding the 3 Musty Fears' flags. Everyone can equip it, but its effects remain mysterious. The Ghost Medal supposedly increases its wearer's defensive powers, but no status changes occur if you equip it.
Jinx Belt: You will receive this item at Jinx's Dojo after defeating Jinx three times in Monstro Town. The Jinx Belt protects its wearer against fatal attacks, while raising Speed by 12 points, Attack by 27 points, and Defense by 27 points. Great item.
Jump Shoes: The Jump Shoes can be bought in the Mushroom Kingdom Item Shop, the Rose Town Item Shop, and the Seaside Town Accessory Shop for 30 coins. They allow Mario to damage spiked enemies (like Spikey in Bandit's Way) with his Jump Attacks. They also increase Mario's Speed by two points, Defense by one point, Magic Attack by five points and Magic Defense by one point. Quartz Charm: You can receive the Quartz Charm by defeating Culex in Monstro Town. It protects its wearer against fatal attacks, increases their Attack and Magic Attack by 50%, and doubles Defense and Magic Defense. Everybody can equip it.
Rare Scarf: The box that holds the Rare Scarf is hidden among the clouds below Nimbus Land. Anybody can equip it, and it increases its wearer's Defense and Magic Defense by 15 points each.
Safety Badge: The Safety Badge is received by defeating Hidon in the Sunken Ship. Anybody can equip it to prevent damage from Poison and Fear attacks. It also increases its wearer's Defense and Magic Defense by five points each.
Safety Ring: This item is found in a hidden room in the Sunken Ship, and can be equipped by everybody. It protects its wearer from fatal attacks and prevents any negative conditions from affecting them. It also increases its wearer's Speed, Defense and Magic Defense by five points each
Scrooge Ring: The Scrooge Ring can be purchased from the Frog on the second floor of the Seaside Town Elder's House for 50 Frog Coins. The Special Attacks of the character who has the Scrooge Ring equipped will only use half the Flower Points that are normally needed. Any member of your party can equip it.
Signal Ring: The Signal Ring can be found in Nimbus Land after defeating Valentina. Croco will drop it after you talk to him in the far-right building in the village. The Signal Ring will make a ringing sound when you enter a screen where a Treasure Box is still hidden. This is a must have!! It increases its wearer's Speed by 10 points.
Troopa Pin: The Troopa Pin the reward for climbing the cliff at Land's End in under 12 seconds. It can be worn by anyone, increases its wearer's Attack and Magic Attack by 50%, and increases Speed by 15 points.
Trueform Pin: This item prevents you from being turned in a Mushroom or Scarecrow. It can be purchased at the Rose Town Item Shop and the Seaside Town Accessory Shop for 60 coins, or found for free in the Kero Sewers after defeating the Pandorite. Everyone can equip it, and it increases its wearer's Defense and Magic Defense by four points.
Wake Up Pin: The Wake Up Pin can be purchased at the Rose Town Item Shop and the Seaside Town Accessory Shop for 42 coins. It can also be received from the Vault Guard hiding in the Mushroom Kingdom's Guest Room for free, when Smithy's forces are occupying the city. The Wake Up Pin protects its wearer from Sleep attacks, and increases their Defense and Magic Defense by three points.
Zoom Shoes: The Zoom Shoes can be purchased at the Seaside Town Accessory Shop for 100 coins, or can be picked up for free near the Mine Room in Booster Tower. Anybody can equip them, and they increase the wearer's Speed by 10 points, Defense by five points and Magic Defense by five points.