Bide is learned by 59 species by level, 145 by machine and 12 by egg

Effect, in PokéAPI's words

“User waits for two turns, then hits back for twice the damage it took.”

Who learns it

203 species in all, 8 of 21 games shown

Let's Go Pikachu and Let's Go Eevee: 9 species

Species	Method	Level
Wigglytuff	Level up	1
Machoke	Level up	1, 8
Machamp	Level up	1, 8
Graveler	Level up	1, 6
Golem	Level up	1, 6
Omastar	Level up	1
Geodude	Level up	6
Machop	Level up	8
Jigglypuff	Level up	10

Ultra Sun and Ultra Moon: 60 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Trapinch	Level up	1
Vibrava	Level up	1
Flygon	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Throh	Level up	1
Sawk	Level up	1
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1, 9
Pyukumuku	Level up	1
Hakamo-o	Level up	1, 9
Kommo-o	Level up	1, 9
Stunfisk	Level up	5
Stufful	Level up	5
Bewear	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Jangmo-o	Level up	9
Foongus	Level up	12
Tyrunt	Level up	12
Tyrantrum	Level up	12
Goomy	Level up	13
Sliggoo	Level up	13
Goodra	Level up	13
Miltank	Level up	15
Yungoos	Level up	16
Gumshoos	Level up	16
Mudkip	Level up	17
Stakataka	Level up	17
Marshtomp	Level up	18
Swampert	Level up	18
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Mudbray	Level up	22
Mudsdale	Level up	22
Prinplup	Level up	24
Nincada	Level up	29
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

Sun and Moon: 59 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Trapinch	Level up	1
Vibrava	Level up	1
Flygon	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Throh	Level up	1
Sawk	Level up	1
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1, 9
Pyukumuku	Level up	1
Hakamo-o	Level up	1, 9
Kommo-o	Level up	1, 9
Stunfisk	Level up	5
Stufful	Level up	5
Bewear	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Jangmo-o	Level up	9
Foongus	Level up	12
Tyrunt	Level up	12
Tyrantrum	Level up	12
Goomy	Level up	13
Sliggoo	Level up	13
Goodra	Level up	13
Miltank	Level up	15
Yungoos	Level up	16
Gumshoos	Level up	16
Mudkip	Level up	17
Marshtomp	Level up	18
Swampert	Level up	18
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Mudbray	Level up	22
Mudsdale	Level up	22
Prinplup	Level up	24
Nincada	Level up	29
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

Omega Ruby and Alpha Sapphire: 49 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Trapinch	Level up	1
Vibrava	Level up	1
Flygon	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1
Throh	Level up	5
Sawk	Level up	5
Stunfisk	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Foongus	Level up	12
Tyrunt	Level up	12
Tyrantrum	Level up	12
Goomy	Level up	13
Sliggoo	Level up	13
Goodra	Level up	13
Miltank	Level up	15
Mudkip	Level up	17
Marshtomp	Level up	18
Swampert	Level up	18
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Prinplup	Level up	24
Nincada	Level up	29
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

X and Y: 48 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1
Throh	Level up	5
Sawk	Level up	5
Stunfisk	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Foongus	Level up	12
Tyrunt	Level up	12
Tyrantrum	Level up	12
Goomy	Level up	13
Sliggoo	Level up	13
Goodra	Level up	13
Miltank	Level up	15
Mudkip	Level up	15
Marshtomp	Level up	15
Swampert	Level up	15
Trapinch	Level up	17
Vibrava	Level up	17
Flygon	Level up	17
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Prinplup	Level up	24
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

Black 2 and White 2: 43 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1, 9
Throh	Level up	5
Sawk	Level up	5
Stunfisk	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Foongus	Level up	12
Miltank	Level up	15
Mudkip	Level up	15
Marshtomp	Level up	15
Swampert	Level up	15
Trapinch	Level up	17
Vibrava	Level up	17
Flygon	Level up	17
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Prinplup	Level up	24
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

Black and White: 40 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Gurdurr	Level up	1, 8
Conkeldurr	Level up	1, 8
Tirtouga	Level up, Egg	1
Carracosta	Level up	1
Amoonguss	Level up	1, 12
Beartic	Level up	1, 9
Throh	Level up	5
Sawk	Level up	5
Stunfisk	Level up	5
Patrat	Level up	8
Watchog	Level up	8
Timburr	Level up	8
Shelmet	Level up	8
Cubchoo	Level up	9
Foongus	Level up	12
Miltank	Level up	15
Mudkip	Level up	15
Marshtomp	Level up	15
Swampert	Level up	15
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up, Egg	22
Prinplup	Level up	24
Krabby	Egg
Omanyte	Egg
Ledyba	Egg
Pichu	Egg
Sunkern	Egg
Dunsparce	Egg
Heracross	Egg
Corsola	Egg
Snorunt	Egg
Petilil	Egg

HeartGold and SoulSilver: 20 species

Species	Method	Level
Shuckle	Level up	1
Seedot	Level up	1
Meditite	Level up	1
Medicham	Level up	1
Kricketot	Level up	1
Kricketune	Level up	1
Pachirisu	Level up	1
Miltank	Level up	15
Mudkip	Level up	15
Marshtomp	Level up	15
Swampert	Level up	15
Pineco	Level up	20
Forretress	Level up	20
Piplup	Level up	22
Prinplup	Level up	24
Ledyba	Egg
Pichu	Egg
Dunsparce	Egg
Heracross	Egg
Snorunt	Egg