These items can be used on a Guardian Force to have them learn a new ability as long as they have room to learn it within their ability pages. Each Guardian Force can learn a maximum of 22 abilites and you will need to use Amnesia Greens to free up open slots.
Rename Card
Catoblepas Card = 1x Rename Card
Amnesia GreensHP-J Scroll
HP-J ability which will allow the character that junctions that Guardian Force to also junction magic to the HP stat.
HP Up = 1x HP-J Scroll
HP-J Scroll = 1x Giant’s Ring
Str-J ScrollStr-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Str stat.
Str Up = 1x Str-J Scroll
Str-J Scroll = 1x Power Wrist
Vit-J ScrollVit-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Vit stat.
Vit Up = 1x Vit-J Scroll
Vit-J Scroll = 1x Orihalcon
Mag-J ScrollMag-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Mag stat.
Mag Up = 1x Mag-J Scroll
Mag-J Scroll = 1x Force Armlet
Spr-J ScrollSpr-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Spr stat.
Spr Up = 1x Spr-J Scroll
Spr-J Scroll = 1x Hypno Crown
Spd-J ScrollSpd-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Spd stat.
Spd Up = 1x Spd-J Scroll
Spd-J Scroll = 1x Jet Engine
Luck-J ScrollLuck-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Luck stat.
Luck Up = 1x Luck-J ScrollDark Matter = 1x Luck-J Scroll
Luck-J Scroll = 1x Luck Up
Aegis AmuletEva-J ability which will allow the character that junctions that Guardian Force to also junction magic to the Eva stat.
Barrier = 1x Aegis Amulet
Aegis Amulet = 1x Spd Up
Elem AtkElem-Atk-J ability which will allow the character that junctions that Guardian Force to also junction magic to Elemental Attack.
Samantha Soul = 1x Elem AtkIfrit Card = 3x Elem Atk
Elem Atk = 4x 
Elixir
Elem GuardElem-Def-Jx4 ability which will allow the character that junctions that Guardian Force to also junction magic to Elemental Defense.
Diamond Armor = 1x Elem GuardSelphie Card = 3x Elem Guard
Elem Guard = 4x Elixir
Status AtkST-Atk-J ability which will allow the character that junctions that Guardian Force to also junction magic to Status Attack.
Royal Crown = 1x Status AtkSiren Card = 3x Status Atk
Status Atk = 4x Elixir
Status GuardST-Def-Jx4 ability which will allow the character that junctions that Guardian Force to also junction magic to Status Defense.
Ribbon = 1x Status GuardDoomtrain Card = 3x Status Guard
Status Guard = 4x Elixir
Rosetta StoneAbilityx4 ability which will allow the character that junctions that Guardian Force to also junction more abilities to that character.
Shaman Stone = 1x Rosetta Stone
Rosetta Stone = 1x Shaman Stone
Magic Scroll
Magic ability which will allow the character that junctions that Guardian Force to use Magic in battle.
Magic Scroll = 10x Wizard Stone
GF ScrollGF ability which will allow the character that junctions that Guardian Force to summon GFs in battle.
GF Scroll = 10x Wizard Stone
Draw ScrollDraw ability which will allow the character that junctions that Guardian Force to Draw magic from enemies in battle.
Draw Scroll = 10x Wizard Stone
Item ScrollItem ability which will allow the character that junctions that Guardian Force to use items during battle.
Item Scroll = 10x Wizard Stone
Gambler SpiritCard ability which will allow the character that junctions that Guardian Force to turn enemies into Triple Triad Cards.
Shumi Tribe Card = 1x Gambler Spirit
Gambler Spirit = 10x Wizard Stone
Healing RingRecover ability which will allow the character that junctions that Guardian Force to use Recover to restore party member’s HP.
Whisper = 1x Healing Ring
Healing Ring = 20x Mega-PotionHealing Ring = 30x 
CottageHealing Ring = 20x 
Curaga
Phoenix SpiritRevive ability which will allow the character that junctions that Guardian Force to use Revive on party members who are KO’d.
Phoenix Pinion = 1x Phoenix SpiritPhoenix Card = 3x Phoenix Spirit
Phoenix Spirit = 100x Phoenix DownPhoenix Spirit = 40x G-ReturnerPhoenix Spirit = 100x FiragaPhoenix Spirit = 100x Full-Life
Med KitTreatment ability which will allow the character that junctions that Guardian Force to use Treatment on a party member to remove any negative status effects.
Dragon Fang = 1x Med Kit
Med Kit = 20x 
RemedyMed Kit = 2x MegalixirMed Kit = 100x Esuna
Bomb SpiritKamikaze ability which will allow the character that junctions that Guardian Force to use Kamikaze on an enemy (though this isn’t recommended).
Bomb Fragment = 1x Bomb Spirit
Bomb Spirit = 100x Firaga
Hungry CookpotDevour ability which will allow the character that junctions that Guardian Force to use Devour on an enemy.
PuPu Card = 1x Hungry Cookpot
Hungry Cookpot = 1x Shaman Stone
Mog’s AmuletMiniMog ability which will allow the character that junctions that Guardian Force to call forth MiniMog.
Mog’s Amulet = 1x Shaman Stone
Steel Pipe
SumMag+10% ability which will increases the damage done when summoning the GF to attack in battle.
Elastoid Card = 1x Steel Pipe
Steel Pipe = 1x Aura StonesSteel Pipe = 20x Berserk
Star FragmentSumMag+20% ability which will increases the damage done when summoning the GF to attack in battle.
Iron Giant Card = 1x Star Fragment
Star Fragment = 2x Meteor StoneStar Fragment = 5x Meteor
Energy CrystalSumMag+30% ability which will increases the damage done when summoning the GF to attack in battle.
Elnoyle Card = 1x Energy Crystal
Energy Crystal = 10x 
Pulse AmmoEnergy Crystal = 2x Ultima StoneEnergy Crystal = 1x Samantha SoulEnergy Crystal = 3x Ultima
Samantha SoulSumMag+40% ability which will increases the damage done when summoning the GF to attack in battle.
Energy Crystal = 1x Samantha SoulQuistis Card = 3x Samantha Soul
Samantha Soul = 1x Elem AtkSamantha Soul = 1x Triple
Healing MailGFHP+10% ability which will increase the GFs HP when you summon the GF to attack in battle.
Turtapod Card = 1x Healing Mail
Healing Mail = 6x Hi-PotionHealing Mail = 1x Pet HouseHealing Mail = 20x Curaga
Silver MailGFHP+20% ability which will increase the GFs HP when you summon the GF to attack in battle.
Silver Mail = 2x Pet HouseSilver Mail = 1x Gold Armor
Gold ArmorGFHP+30% ability which will increase the GFs HP when you summon the GF to attack in battle.
Silver Mail = 1x Gold Armor
Gold Armor = 4x Pet HouseGold Armor = 1x Diamond Armor
Diamond ArmorGFHP+40% ability which will increase the GFs HP when you summon the GF to attack in battle.
Gold Armor = 1x Diamond ArmorSeifer Card = 3x Diamond Armor
Diamond Armor = 16x Pet HouseDiamond Armor = 50x CottageDiamond Armor = 1x Elem Guard
Regen Ring
HP+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their HP.
Chimera Card = 1x Regen Ring
Regen Ring = 8x Phoenix DownRegen Ring = 5x TentRegen Ring = 6x G-ReturnerRegen Ring = 20x Full-Life
Giant’s RingHP+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their HP.
HP-J Scroll = 1x Giant’s Ring
Giant’s Ring = 1x Gaea’s RingGiant’s Ring = 60x Protect
Gaea’s RingHP+80% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their HP.
Giant’s Ring = 1x Gaea’s RingWard Card = 3x Gaea’s Ring
Gaea’s Ring = 1x HP Up
Strength LoveStr+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Strength.
Gargantua Card = 1x Strength Love
Strength Love = 2x Aura Stones
Power WristStr+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Strength.
Str-J Scroll = 1x Power Wrist
Power Wrist = 10x Aura StonesPower Wrist = 1x Hyper Wrist
Hyper WristStr+60% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Strength.
Power Wrist = 1x Hyper WristZell Card = 3x Hyper Wrist
Hyper Wrist = 1x Str Up
Turtle ShellVit+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Vitality.
Adamantoise Card = 1x Turtle ShellX-ATM092 Card = 1x Turtle Shell
Turtle Shell = 10x Protect StoneTurtle Shell = 30x Protect
OrihalconVit+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Vitality.
Vit-J Scroll = 1x Orihalcon
Orihalcon = 30x Protect StoneOrihalcon = 1x Adamantine
AdamantineVit+60% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Vitality.
Orihalcon = 1x AdamantineMinotaur Card = 1x Adamantine
Adamantine = 1x Vit UpAdamantine = 1x Steel Curtain
Rune ArmletSpr+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Spirit.
Blobra Card = 1x Rune Armlet
Rune Armlet = 10x Shell StoneRune Armlet = 40x Shell
Force ArmletSpr+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Spirit.
Mag-J Scroll = 1x Force Armlet
Force Armlet = 30x Shell StoneForce Armlet = 1x Magic Armlet
Magic ArmletSpr+60% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Spirit.
Force Armlet = 1x Magic ArmletRinoa Card = 3x Magic Armlet
Magic Armlet = 1x Str UpMagic Armlet = 1x Moon Curtain
CircletMag+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Magic.
Gerogero Card = 1x Circlet
Circlet = 2x Aura Stone
Hypno CrownMag+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Magic.
Spr-J Scroll = 1x Hypno Crown
Hypno Crown = 10x Aura StoneHypno Crown = 1x Royal Crown
Royal CrownMag+60% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Magic.
Hypno Crown = 1x Royal CrownEdea Card = 3x Royal Crown
Royal Crown = 1x Mag UpRoyal Crown = 1x Status Atk
Jet EngineSpd+20% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Speed.
Spd-J Scroll = 1x Jet EngineTri-Point Card = 3x Jet Engine
Jet Engine = 1x Spd UpJet Engine = 1x Rocket Engine
Rocket EngineSpd+40% ability which will allow the character that junctions the Guardian Force to use this character ability to increase their Speed.
Jet Engine = 1x Rocket EngineIrvine Card = 3x Rocket Engine
Rocket Engine = 1x Spd UpRocket Engine = 50x Triple
Moon CurtainAuto-Shell ability which will allow the character that junctions the Guardian Force to automatically begin the battle with Shell cast on them.
Malboro Tentacle = 1x Moon CurtainMagic Armlet = 1x Moon CurtainAlexander Card = 3x Moon Curtain
Moon Curtain = 100x Shell
Steel CurtainAuto-Protect ability which will allow the character that junctions the Guardian Force to automatically begin the battle with Protect cast on them.
Adamantine = 1x Steel Curtain
Steel Curtain = 100x Protect
Glow CurtainAuto-Reflect ability which will allow the character that junctions the Guardian Force to automatically begin the battle with Reflect cast on them.
Dragon Skin = 1x Glow CurtainCarbuncle Card = 3x Glow Curtain
Glow Curtain = 100x Monk’s CodeGlow Curtain = 100x Reflect
AcceleratorAuto-Haste ability which will allow the character that junctions the Guardian Force to automatically begin the battle with Haste cast on them.
Lightweight = 1x AcceleratorKiros Card = 3x Accelerator
Accelerator = 100x Haste
Monk’s CodeCounter ability which will allow the character that junctions the Guardian Force to automatically counter attack when they are attacked in battle.
Glow Curtain = 1x Monk’s CodeEden Card = 3x Monk’s Code
Monk’s Code = 1x Str Up
Knight’s CodeCover ability which will allow the character that junctions the Guardian Force to automatically cover for an ally when they are attacked and this reduces the overall damage taken by 1/2.
Holy War = 1x Knight’s Code
Knight’s Code = 1x Vit Up
Doc’s CodeMed Data ability which will allow the character that junctions the Guardian Force to automatically to use the Med Data command in battle.
Elixir = 1x Doc’s CodeLeviathan Card = 3x Doc’s Code
Doc’s Code = 1x Megalixir
Hundred NeedlesReturn Damage ability which will allow the character that junctions the Guardian Force to automatically to use the Return Damage command in battle.
Cactus Thorn = 1x Hundred Needles
Doc’s Code = 1x Spd Up
Three StarsExpendx3-1 ability which will allow the character that junctions the Guardian Force to automatically to use the Expendx3-1 command in battle which allows a character to use 3 items while only consuming 1 out of their inventory.
Squall Card = 3x Three Stars
Three Stars = 100x Triple
RibbonRibbon ability which will allow the character that junctions the Guardian Force to use the Ribbon command which prevents them from being inflicted by any negative status effects.
Status Guard = 1x Ribbon
