--> Holder's Def is 1.5x, but it can only select status moves.
--> Holder's Attack is 1.5x, but it cannot select the first move it executes.
--> Holder's Speed is 1.5x, but it cannot select the first move it executes.
--> Holder's Sp. Atk is 1.5x, but it cannot select the first move it executes.
--> If holder's species can evolve, its Atk and Sp. Atk are 1.5x.
--> If holder's HP is full, will survive an attack that doesn't KO it with full HP. Single Use.
--> At the end of every turn, holder loses 1/16 of its max HP.
--> Holder's attacks do 1.3x less damage, but the holder gains 1/10 its max HP after the attack.
--> If holder is hit by a non-contact move, the attacker loses 1/6 of its max HP.
--> Restores 1/2 max HP when at 1/4 max HP or less. Single Use.
--> Raises holder's Atk by 1 stage if hit by a Water-type attack. Single Use.
--> Holder is immune to Flying-type attacks. Pops when holder is hit.
--> Raises holder's Defence by 1 stage when at 1/4 max HP or less. Single Use.
--> Restores 1/2 max HP when at 20HP or less. Single Use.
--> Loses 1.3x HP from draining moves, Aqua Ring, Ingrain and Leech Seed. (lol pointless)
--> Holder takes 1.2x less damage when hit by a Fighting-type attack.
--> Holder takes 1.2x less damage when hit by a Dark-type attack.
--> Each turn, if holder is a Poison type, loses 1/16 max HP; gains 1/8 if not.
--> Raises holder's Special Attack by 1 if hit by an Electric-type attack.
--> Holder takes 1.2x less damage when hit by a Fire-type attack.
--> Holder moves first in its priority bracket when at max HP. Single Use. (credits to Sobi)
--> Holder takes 1.2x less damage when hit by a Dragon-type attack.
--> If opponent is hit, holder immediately switches out with a chosen ally. Single Use.
--> Holder's attacks that are not very effective against the target do 1.2x damage.
--> At the end of every turn, this item attempts to cure the burn status of the holder. (basically Rawst Berry+)
--> Holder has a 10% chance to take no damage from an attack with full HP.
--> Holder moves first in its priority bracket.
--> Raises holder's Special Defence by 1 stage when the holder is at 1/4 max HP or less. Single Use.
--> Holder takes 1.2x less damage when hit by a Rock-type attack.
--> Restores 1/2 max HP when at 1/8 max HP or less. May confuse holder. Single Use.
--> Raises holder's Special Defence by 1 stage after the holder is hit by a special attack. Single Use.
--> Holder's attacks with a chance to flinch lose a 10% chance to flinch. (i didn't theorymon this time)
--> Holder moves first in its priority bracket.
--> Raises holder's Attack by 1 stage when the holder is at 1/4 max HP or less. Single Use. (basically a Petaya Berry except in Item Flip)
--> Raises holder's Def by 1 stage if hit by a Water-type attack. Single Use.
--> Holder takes 1.2x less damage when hit by a Electric-type attack.
--> Raises holder's Defence by 1 stage after the holder is hit by a physical attack. Single Use.
--> Holder takes 1.2x less damage when hit by a Steel-type attack.
--> Damage of moves used on non-consecutive turns is increased. Max 2x after 5 turns.
--> Holder's next move grants 1.2x evasiveness when the holder is at 1/4 max HP or less. Single Use.
--> Holder takes 1.2x less damage when hit by a Grass-type attack.
--> Holder's physical defence is boosted by 1.1x.
--> Holder takes 1.2x less damage when hit by a Water-type attack.
--> Holder takes 1.2x less damage when hit by a Ice-type attack.
--> Holder's first unsuccessful Normal-type attack will grant the holder 1.3x damage. Single Use.
--> Holder takes 1.2x less damage when hit by a Psychic-type attack.
--> Raises holder's Attack by 1 stage when the holder is at 1/4 max HP or less. Single Use.
--> Holder takes 1.2x less damage when hit by a Poison-type attack.
--> Each turn, the holder has a 20% chance to move last in any priority bracket. (used for metal burst?)
--> Holder's critical hit ratio is decreased by 1 stage. (you don't want anger point to activate? lol idk)
--> Holder's attacks with a chance to flinch lose 10% chance to flinch.
--> If the opponent is hit, it forces the opponent to switch into a random ally. Single Use.
--> Holder takes 1.2x less damage when hit by a Rock-type attack.
--> Holder takes 1.2x less damage when hit by a Grass-type attack.
--> Holder's critical hit ratio is lowered by 1 stage. (lol refer to Razor Claw)
--> Holder takes 1.2x less damage when hit by a Flying-type attack.
--> After getting hit, the opponent loses 1/8 of the damage in HP dealt to the holder.
--> Holder takes 1.2x less damage when hit by a Normal-type attack.
-->Holder takes 1.2x less damage when hit by a Bug-type attack.
--> Raises holder's Sp. Atk by 1 if hit by an Ice-type attack. Single Use.
--> Holder takes 1.2x less damage when hit by a Ground-type attack.
--> Holder takes 1.2x less damage when hit by a Ghost-type attack.
--> Lowers a random stat by 2 of the holder when the holder is at 1/4 max HP or less (not acc/eva). Single Use.
--> Each turn, holder gains 1/8 max HP. An attacker making contact can receive it.
--> At the end of every turn, this item attempts to cure the poison status of the holder. (basically Pecha Berry+)
--> Holder takes 1.2x less damage when hit by a Psychic-type attack.
--> Holder takes 1.2x less damage when hit by a Water-type attack.
--> If holder is hit not-very-effectively, raises Defence and Sp. Def by 2 stages. Single Use.
--> Holder's special defence is boosted by 1.1x.
--> If holder is not a Dialga, its Steel- and Dragon-type attacks have 1.2x power.
--> If holder is not a Clamperl, its Special Defence is doubled.
--> If holder is not a Clampert, its Special Attack its doubled.
--> If holder is not a Giratina, its Ghost- and Dragon-type attacks have 1.2x power.
--> If holder is not a Pikachu, its Attack and Sp. Atk is doubled.
--> If holder is not a Chansey, its critical hit ratio is raised by 2 stages.
--> If holder is not a Palkia, its Water- and Dragon-type attacks have 1.2x power.
--> If holder is not a Ditto, its Defence is doubled.
--> If holder is not a Ditto, its Speed is doubled.
--> If holder is not a Farfetch'd, its critical hit ratio is raised by 2 stages.
--> If holder is not a Cubone or a Marowak, its Attack is doubled.
--> Restores 1/2 max HP when at 1/8 max HP or less. May confuse holder. Single Use.
--> Restores 1/4 max HP after holder is hit by a super-effective move. Single Use.
--> Restores 1/2 max HP when at 1/8 max HP or less. May confuse holder. Single Use.
--> Holder's weight is doubled.
--> Holder is levitating, Speed doubled. If Ground-type, takes neutral Flying damage. (might be changed due to coding issues)
--> If holder is hit by a special move, attacker loses 1/8 of its max HP. Single Use.
--> Holder's speed is doubled.
--> Restores 1/2 max HP when at 1/8 max HP or less. May confuse holder. Single Use.
--> Restores 1/2 max HP when at 10 HP or less. Single Use.
--> The holder's type immunities granted solely by its ability is negated.
--> If holder is hit by a physical move, attacker loses 1/8 of its max HP. Single Use.
--> Restores 1/2 max HP when at 1/8 max HP or less. May confuse. Single Use.
NOTE: All the plates do the same things as their respective items.
Example, Charcoal and the Flame Plate have the same effect.