Adaptability Powers up if the same type as the Pokémon.
Aerilate Becomes Flying-type and is boosted a little.
Aftermath Damages the attacker if it contacts the Pokémon with a finishing hit.IV044
Air Lock Eliminates the effects of weather.
Analytic Boosts move power when target moved first.
Anger Point Maxes Attack stat.
Anticipation Reveals dangerous moves.
Arena Trap Prevents opposing Pokémon from fleeing.
Aroma Veil Prevents the next attack that limits move choices.
Aura Break Reverses auras.
Bad Dreams Reduces the HP of sleeping opposing Pokémon.
Battery Powers up next special move.
Battle Armor Prevents critical hits from target.
Battle Bond Transforms user into Ash-Greninja. Water Shuriken gets more powerful.
Beast Boost The user boosts its most proficient stat.
Berserk Boosts the Pokémon's Sp. Atk stat.
Big Pecks Protects the user from Defense-lowering effects.
Blaze Powers up next Fire-type move.
Bulletproof Prevents some ball and bomb moves.
Cheek Pouch Restores HP.
Chlorophyll Boosts the Pokémon's Speed stat.
Clear Body Prevents other Pokémon's moves or Abilities from lowering the Pokémon's stats.
Cloud Nine Eliminates the effects of weather.
Color Change The Pokémon's type becomes the type of the move used.
Comatose Puts user to sleep.
Competitive Boosts the Sp. Atk stat sharply.
Compound Eyes Raises accuracy.
Contrary Reverses stat changes.
Corrosion Poisons the target even if it's a Steel or Poison type.
Cursed Body May disable a move used by the target.
Cute Charm May cause infatuation.
Damp Prevents the use of explosive moves such as Self-Destruct.
Dancer Repeats target's most recent move.
Dark Aura Powers up next Dark-type move.
Dazzling Blocks priority moves.
Defeatist Halves the Pokémon's Attack and Sp. Atk stats.
Defiant Boosts the Pokémon's Attack stat sharply.
Delta Stream The Pokémon changes the weather to eliminate all of the Flying type's weaknesses.
Desolate Land The Pokémon changes the weather to nullify Water-type attacks.
Disguise Once per battle, protects from an attack.
Download Compares target Pokémon's Defense and Sp. Def stats before raising its own Attack or Sp. Atk stat—whichever will be more effective.
Drizzle The Pokémon makes it rain.
Drought Turns the sunlight harsh.
Dry Skin Restores HP, then reduces HP and then increases the damage received from next Fire-type move.
Early Bird Wakes user.
Effect Spore May inflict poison, sleep, or paralysis on target.
Electric Surge Turns the ground into Electric Terrain.
Emergency Exit Switches out.
Fairy Aura Powers up next Fairy-type moves.
Filter Reduces the power of next supereffective attack taken.
Flame Body May burn the target.
Flare Boost Powers up next special attack.
Flash Fire Powers up the next Fire-type move.
Flower Gift Boosts the Attack and Sp. Def stats of itself and allies.
Flower Veil Protects from status conditions and the lowering of stats.
Fluffy Halves the damage taken from next move that makes direct contact, but doubles that of the next Fire-type move.
Forecast Pokémon transforms to change its type to Water, Fire, or Ice.
Forewarn Reveals one of the moves target Pokémon has.
Friend Guard Reduces damage by next attack.
Frisk Reveals target's held item.
Full Metal Body Prevents target's moves or Abilities from lowering the Pokémon's stats.
Fur Coat Halves the damage from next physical move.
Gale Wings Gives priority to next Flying-type move.
Galvanize Becomes Electric-type and is boosted a little.
Gluttony Makes user eat a held Berry.
Gooey Lowers target's Speed stat.
Grass Pelt Boosts the Pokémon's Defense stat.
Grassy Surge Turns the ground into Grassy Terrain.
Guts Boosts the Pokémon's Attack stat.
Harvest May create another Berry.
Healer Sometimes heals a status condition.
Heatproof Halves the damage from next Fire-type move.
Heavy Metal Doubles the Pokémon's weight.
Honey Gather May gather Honey.
Huge Power Doubles the Pokémon's Attack stat.
Hustle Boosts the Attack stat, but lowers accuracy.
Hydration Heals status conditions.
Hyper Cutter Prevents target from lowering user's Attack stat.
Ice Body Recovers HP.
Illuminate No effect.
Illusion Disguises user as the Pokémon in the party's last spot.
Immunity Prevents user from getting poisoned.
Imposter The Pokémon transforms itself into the Pokémon it's facing.
Infiltrator Passes through the target's barrier, substitute, and the like.
Innards Out Damages the target equal to user's current HP.
Inner Focus Protects the user from flinching.
Insomnia Prevents the user from falling asleep.
Intimidate Lowers target's Attack stat.
Iron Barbs Inflicts damage to the target.
Iron Fist Powers up next punching move.
Justified Boosts the Attack stat of the Pokémon.
Keen Eye Prevent taget from lowering user's accuracy.
Klutz Loses use of held items.
Leaf Guard Prevents status conditions.
Levitate User becomes airborne.
Light Metal Halves the user's weight.
Lightning Rod Boosts user's Sp. Atk.
Limber Protects the user from paralysis.
Liquid Ooze Damages target based on amount a draining move would heal. (Can set this to 50% as only a couple are different)
Liquid Voice Becomes sound-based Water-type move.
Long Reach Does not make contact with the target.
Magic Bounce Reflects next status move.
Magic Guard Prevents damage from sources other than attacks.
Magician Steals the held item of target.
Magma Armor Prevents the user from becoming frozen.
Magnet Pull Traps target.
Marvel Scale Boosts the Defense stat.
Mega Launcher Powers up next aura or pulse moves.
Merciless Always critical hits.
Minus Boosts the Sp. Atk stat of the user.
Misty Surge Turns the ground into Misty Terrain.
Mold Breaker Ignores abilities.
Moody Raises one stat sharply and lowers another.
Motor Drive Boosts user's Speed stat.
Moxie Boosts the Attack stat.
Multiscale Reduces the amount of damage the Pokémon takes from next attack.
Multitype Changes the Pokémon's type to match the Plate or Z-Crystal it holds.
Mummy Changes the target's Ability to Mummy.
Natural Cure All status conditions heal.
No Guard Always lands and so does the next incoming attack.
Normalize Becomes Normal type and the power is boosted a little.
Oblivious Prevents being infatuated or falling for taunts.
Overcoat Protects the user from things like sand, hail, and powder.
Overgrow Powers up next Grass-type move.
Own Tempo Prevents user from becoming confused.
Parental Bond Child repeats attack.
Pickpocket Steals an item from target.
Pickup May pick up the item the target used during a battle.
Pixilate Becomes Fairy-type and is boosted a little.
Plus Boosts the Sp. Atk stat.
Poison Heal Restores HP.
Poison Point May poison the target.
Poison Touch May poison a target.
Power Construct Changes user to Complete Forme.
Power of Alchemy The user copies the Ability of target.
Prankster Has priority.
Pressure Uses up an extra PP from target's most recent move.
Primordial Sea User changes the weather to nullify Fire-type attacks.
Prism Armor Reduces the power of next supereffective attack taken.
Protean Changes the user's type to the type of this move.
Psychic Surge Turns the ground into Psychic Terrain.
Pure Power Doubles user's Attack stat.
Queenly Majesty Blocks priority moves.
Quick Feet Boosts the Speed stat.
Rain Dish The user regains HP.
Rattled Boost user's Speed stat.
Receiver The user copies the Ability of target.
Reckless Powers up move and has recoil damage.
Refrigerate Becomes Ice-type and is boosted a little.
Regenerator Restores a little HP.
Rivalry Deals more damage to Pokémon of the same gender, but deals less to Pokémon of the opposite gender.
RKS System Changes the user's type to match the memory disc it holds.
Rock Head Protects the user from next recoil damage.
Rough Skin Inflicts damage.
Run Away Prevents trapping?
Sand Force Boosts the power of next Rock-, Ground-, or Steel-type move.
Sand Rush Boosts the user's Speed stat.
Sand Stream The user summons a sandstorm.
Sand Veil Boosts the user's evasion.
Sap Sipper Boosts the Attack stat.
Schooling Forms/reverts from school mode.
Scrappy Can hit Ghost-type Pokémon.
Serene Grace Boosts the likelihood of additional effects occurring on next attack.
Shadow Shield Reduces the amount of damage the Pokémon takes.
Shadow Tag Traps.
Shed Skin May heal user's status conditions.
Sheer Force Increases in power.
Shell Armor Prevents critical hits from target.
Shield Dust Blocks the additional effects of next attack taken.
Shields Down Breaks user's shell and it becomes aggressive.
Simple Doubles the stat changes the user has received.
Skill Link Maximizes the number of times the next multi-strike move hits.
Slow Start The user's Attack and Speed stats are halved.
Slush Rush Boosts the user's Speed stat.
Sniper Powers up when it critical hits.
Snow Cloak Boosts evasion.
Snow Warning Summons a hailstorm.
Solar Power Boosts the Sp. Atk stat, but HP decreases.
Solid Rock Reduces the power of next supereffective attack taken.
Soul-Heart Boosts its Sp. Atk stat.
Soundproof Gives full immunity to next sound-based move.
Speed Boost User's Speed stat is boosted.
Stakeout Doubles the damage dealt to the target's replacement if it switches out.
Stall Goes after other moves.
Stamina Boosts the Defense stat.
Stance Change Changes user's form.
Static May cause paralysis.
Steadfast Boosts the Speed stat.
Steelworker Powers up next Steel-type move.
Stench May cause the target to flinch.
Sticky Hold Prevents items from removed by other Pokémon.
Storm Drain Boosts user's Sp. Atk.
Strong Jaw Boosts the power of next biting move.
Sturdy Adds effect of Endure.
Suction Cups Prevents user from switching out.
Super Luck Boosted critical-hit ratio.
Surge Surfer Doubles user's Speed stat.
Swarm Powers up next Bug-type move.
Sweet Veil Prevents user from falling asleep.
Swift Swim Boosts the user's Speed stat.
Symbiosis Passes user's item to target.
Synchronize Target will receive the same status condition as the user.
Tangled Feet Raises evasion.
Tangling Hair Lowers the target's Speed stat.
Technician Powers up next weaker move.
Telepathy Protects against next spread move.
Teravolt Ignores Abilities.
Thick Fat Halves the damage taken from next Fire- or Ice-type move.
Tinted Lens When "not very effective", does regular damage.
Torrent Powers up next Water-type move.
Tough Claws Powers up next move that makes direct contact.
Toxic Boost Powers up next physical attack.
Trace Copies target's Ability.
Triage Gives priority to next healing move.
Truant The user can't use a move the following turn.
Turboblaze Ignores Abilities.
Unaware Ignores the target Pokémon's stat changes.
Unburden Boosts the Speed stat.
Unnerve Makes target unable to eat Berries.
Victory Star Boosts the accuracy.
Vital Spirit Prevents user from falling asleep.
Volt Absorb Restores HP.
Water Absorb Restores HP.
Water Bubble Lowers the power of next Fire-type move done to the Pokémon, raises power of next Water-type move and prevents the user from getting a burn.
Water Compaction Boosts the Pokémon's Defense stat sharply.
Water Veil Prevents the user from getting a burn.
Weak Armor Lowers user's Defense stat but sharply raises its Speed stat.
White Smoke Prevents other Pokémon from lowering user's stats.
Wimp Out Switches out.
Wonder Guard Only lets next move hit the user if supereffective.
Wonder Skin Makes status moves more likely to miss.
Zen Mode Changes the user's shape.
Something like this? (Though several of these would need banning under this draft)