Most common moves in GSC OU

Out of the 17 existing types in first generation, only 15 are listed below, since no Dragon-type nor Steel-type moves are used in the tier. "???" type only exists for the move Curse that depends on the user's type.

Summary

???-type move

Name	Cat.	Power	Accuracy	PP	Description/Effects
Curse		-	-	16	If the user is a Ghost-type Pokémon, it loses half of its max HP, which causes the target to lose 1/4 of its max HP each turn. In any other situation, it boosts its Attack and Defense stats by 1 stage and lowers its Speed stat by 1 stage.
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Bug-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Hidden Power Bug		70	100	24	-
Megahorn		120	85	16	-

Dark-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Crunch		80	100	24	20% chance to lower the target's Special Defense stat by 1 stage.
Pursuit		40	100	32	Power is doubled if the target is switching this turn. Hits the target before it has switched out.
Thief		40	100	16	If the user doesn't hold an item, it has 99,6% chance to steal the target's one.

Electric-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Hidden Power Electric		70	100	24	-
Thunder		120	70	16	30% chance to paralyse the target. Can paralyse an Electrik-type Pokémon.
Thunderbolt		95	100	24	10% chance to paralyse the target. Can paralyse an Electrik-type Pokémon.
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Thunder Wave		-	100	32	Paralyses the target.
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Fighting-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Counter		-	100	32	Deals double damage if hit by a physical move. Works with Hidden Power, whatever its type is. Priority -1.
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Cross Chop		100	80	8	25% chance to inflict a critical hit.
Dynamic Punch		100	50	8	99,6% chance to confuse the target.
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Seismic Toss		-	100	32	Deals damage equal to the user's level.

Fire-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Fire Blast		120	85	8	10% chance to burn the target.
Flamethrower		95	100	24	10% chance to burn the target.
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Hidden Power Fire		70	100	24	-

Flying-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Drill Peck		80	100	32	-
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Hidden Power Flying		70	100	24	-
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Ghost-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Confuse Ray		-	100	16	Confuses the target.
Destiny Bond		-	100	8	If the user faints as a result of an attack after it uses Destiny Bond, the attacking Pokémon faints as well.
Hidden Power Ghost		70	100	24	-
Nightmare		-	100	24	It the target is asleep, causes it to lose 1/4 of its max HP each turn.

Grass-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Giga Drain		60	100	8	The user recovers 50% of the damage dealt.
Sleep Powder		-	75	24	Puts the target to sleep.
Stun Spore		-	75	48	Paralyses The target.

Ground-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Earthquake		100	100	16	-
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Sand Attack		-	100	24	Lowers the target's Accuracy stat by 1 stage.
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Spikes		-	-	32	Sets up Spikes on the opposing side of the field that cause each grounded Pokémon that is switching in to lose 12,5% of its max HP.
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Ice-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Haze		-	-	48	Resets stat stages of every Pokémon on the field.
Hidden Power Ice		70	100	24	-
Ice Beam		95	100	16	10% chance to freeze the target.
Ice Punch		75	100	24	10% chance to freeze the target.

Normal-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Baton Pass		-	-	64	The user switches out, passing all stats changes and potential substitute and confusion to the Pokémon that replaces it.
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Belly Drum		-	-	16	The user sacrifices half of its max HP and boosts its Attack stat to its maximum (+6). If the user has 50% of its max HP or less when using Belly Drum, a bug boosts its Attack stat by 2 stages without losing any HP.
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Body Slam		85	100	24	30% chance to paralyse the target.
Charm		-	100	32	Lowers the target's Attack stat by 2 stages.
Double-Edge		120	100	24	The user receives recoil damage equal to 1/4 of the damage done to the target.
Explosion		250	100	8	Causes the user to faint. Halves the Defense stat during damage calculation.
Growl		-	100	64	Lowers the target's Defense stat by 1 stage.
Growth		-	-	64	Boosts the user's Special Attack stat by 1 stage.
Heal Bell		-	-	8	Cures the user and each Pokémon in the user's team of all status conditions (burn, freeze, paralysis, poison, sleep).
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Lovely Kiss		-	75	16	Puts the target to sleep.
Mean Look		-	-	8	Prevent the target from switching, unless it is using Baton Pass ; the Pokémon that is taking its place is also unable to switch out. The effect lasts as long as the user is on the field.
Milk Drink		-	-	16	The user recovers 50% of its max HP.
Moonlight		-	-	8	The user recovers 50% of its max HP if no weather condition is active, all of its HP during harsh sunlight and only 1/4 under rain and sandstorm.
Morning Sun		-	-	8	The user recovers 50% of its max HP if no weather condition is active, 2/3 during harsh sunlight and only 1/4 under rain and sandstorm.
Pain Split		-	100	32	The HP of both Pokémon are added together and both Pokémon are given back an equal amount of HP.
Perish Song		-	-	8	Both Pokémon are affected by a countdown starting at 4 and decreasing by 1 at the end of each turn. When the countdown falls to 0, the Pokémon faints.
Protect		-	-	16	Protects the user from every moves directed at it during this turn. Cannot be used if the user is behind a substitute. Probability to use Protect successfully (100% the first time) is halved at each use. Priority +3.
Rapid Spin		20	100	64	Removes Spikes on the user's side only and frees it from the effect of Leech Seed.
Recover		-	-	32	The user recovers 50% of its max HP.
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Return		1 to 102	100	32	Power is maxed if the user's happiness is maxed and vice-versa.
Roar		-	100	32	Sends randomly an other Pokémon of the opponent's team onto the field. Priority -1.
Screech		-	85	64	Lowers the target's Defense stat by 2 stages.
Self-Destruct		200	100	8	Causes the user to faint. Halves the Defense stat during damage calculation.
Sing		-	55	24	Puts the target to sleep.
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Sleep Talk		-	-	16	Has to be used when the user is asleep ; uses randomly one of the 3 others user's moves. The selected move won't lose any PP, Sleep Talk's PP alone will be affected. If the move Rest happens to be selected through this process, the user's HP will be fully restaured and its sleeping countdown will be reseted.
Soft-Boiled		-	-	16	The user recovers 50% of its max HP.
Substitute		-	-	16	Puts the user behind a substitute by sacrificing 25% of its max HP.
Swords Dance		-	-	48	Boosts the user's Attack stat by 2 stages.
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Whirlwind		-	100	32	Sends randomly an other Pokémon of the opponent's team onto the field. Priority -1.

Poison-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Acid Armor		-	-	64	Boosts the user's Defense stat by 2 stages.
Sludge Bomb		90	100	16	30% chance to poison the target.
Toxic		-	85	16	Badly poisons the target. The Pokémon loses 1/16 of its max HP the first turn, 2/16 the second one and so on. When the Pokémon is switched out, x is reseted.
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Psychic-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Agility		-	-	48	Boosts the user's Speed stat by 2 stages.
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Hypnosis		-	60	32	Puts the target to sleep.
Light Screen		-	-	48	Doubles the user and its allies' Special Defense stat during damage calculation for five turns.
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Psychic		90	100	16	10% chance to lower the target's Special Defense stat by 1 stage.
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Reflect		-	-	32	Doubles the user and its allies' Defense stat during damage calculation for five turns.
Rest		-	-	16	Puts the user to sleep for 2 turns, restauring all of its HP and curing any non-volatile status condition.

Rock-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Hidden Power Rock		70	100	24	-
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Rock Slide		75	90	16	30% chance to make the target flinch.

Water-type moves

Name	Cat.	Power	Accuracy	PP	Description/Effects
Hidden Power Water		70	100	24	-
Hydro Pump		120	80	8	-
Surf		95	100	24	-
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