Who learns what.
Every Pokémon legal in Regulation M-C, filtered by the moves it can learn in Champions and the abilities it can have, Mega abilities included. Pick a move, an ability, or both.
Quick answers
Who can use Tailwind?
Doubles the Speed of your side for 4 turns, counting the turn it is used.
Pidgeot, Aerodactyl, Dragonite, Scizor, Skarmory, Pelipper, Altaria, Salamence, Staraptor, Gliscor, Whimsicott, Hydreigon, Volcarona, Talonflame, Vivillon, Noivern, Decidueye, Hisuian Decidueye, Toucannon, Corviknight, Kleavor, Squawkabilly, Squawkabilly (Yellow, White).
Who can use Trick Room?
Slower Pokémon move first for 5 turns, counting the turn it is used.
Alakazam, Slowbro, Galarian Slowbro, Gengar, Starmie, Mr. Mime, Espeon, Slowking, Galarian Slowking, Gardevoir, Medicham, Banette, Chimecho, Spiritomb, Gallade, Musharna, Audino, Whimsicott, Cofagrigus, Reuniclus, Chandelure, Delphox, Meowstic, Female Meowstic, Aromatisse, Malamar, Klefki, Trevenant, Gourgeist, Gourgeist (Large Size), Gourgeist (Small Size), Gourgeist (Super Size), Oranguru, Mimikyu, Polteageist, Hatterene, Mr. Rime, Runerigus, Indeedee, Female Indeedee, Wyrdeer, Meowscarada, Armarouge, Espathra, Farigiraf, Sinistcha.
Who learns Fake Out?
Works only on the first turn a Pokémon is out, and makes the target flinch.
Blastoise, Pikachu, Raichu, Alolan Raichu, Persian, Alolan Persian, Kangaskhan, Mr. Mime, Sableye, Medicham, Infernape, Lopunny, Toxicroak, Weavile, Liepard, Simisage, Simisear, Simipour, Scrafty, Meowstic, Female Meowstic, Incineroar, Salazzle, Rillaboom, Grimmsnarl, Perrserker, Mr. Rime, Indeedee, Female Indeedee, Morpeko, Sneasler, Pawmot, Tinkaton.
Who has Follow Me or Rage Powder?
Draws single-target moves aimed at the partner.
Clefable (Follow Me), Ariados (Rage Powder), Volcarona (Rage Powder), Vivillon (Rage Powder), Female Indeedee (Follow Me), Maushold (Follow Me), Scovillain (Rage Powder), Sinistcha (Rage Powder).
Who learns Helping Hand?
Boosts the partner's move this turn by half.
Venusaur, Charizard, Blastoise, Pikachu, Raichu, Alolan Raichu, Clefable, Ninetales, Alolan Ninetales, Wigglytuff, Vileplume, Persian, Alolan Persian, Arcanine, Hisuian Arcanine, Machamp, Slowbro, Galarian Slowbro, Farfetch'd, Kangaskhan, Mr. Mime, Pinsir, Tauros, Gyarados, Vaporeon, Jolteon, Flareon, Snorlax, Dragonite, Meganium, Typhlosion, Feraligatr, Ampharos, Azumarill, Politoed, Espeon, Umbreon, Slowking, Galarian Slowking, Forretress, Scizor, Heracross, Houndoom, Tyranitar, Sceptile, Blaziken, Swampert, Pelipper, Gardevoir, Sableye, Mawile, Medicham, Swalot, Camerupt, Torkoal, Altaria, Milotic, Banette, Chimecho, Glalie, Salamence, Infernape, Empoleon, Staraptor, Luxray, Lopunny, Spiritomb, Garchomp, Lucario, Hippowdon, Toxicroak, Abomasnow, Weavile, Rhyperior, Leafeon, Glaceon, Gallade, Froslass, Rotom, Fan Rotom, Frost Rotom, Heat Rotom, Mow Rotom, Wash Rotom, Serperior, Emboar, Samurott, Hisuian Samurott, Watchog, Simisage, Simisear, Simipour, Musharna, Excadrill, Audino, Conkeldurr, Whimsicott, Krookodile, Scrafty, Zoroark, Hisuian Zoroark, Reuniclus, Emolga, Golurk, Hydreigon, Chesnaught, Delphox, Greninja, Pyroar, Floette (Eternal Flower), Florges, Gogoat, Pangoro, Furfrou, Meowstic, Female Meowstic, Aromatisse, Slurpuff, Malamar, Barbaracle, Clawitzer, Sylveon, Hawlucha, Dedenne, Decidueye, Hisuian Decidueye, Incineroar, Primarina, Toucannon, Crabominable, Lycanroc, Lycanroc (Dusk), Lycanroc (Midnight), Salazzle, Tsareena, Drampa, Kommo-o, Cinderace, Appletun, Toxtricity, Toxtricity (Low Key), Hatterene, Perrserker, Sirfetch'd, Mr. Rime, Alcremie, Falinks, Indeedee, Female Indeedee, Dragapult, Wyrdeer, Kleavor, Meowscarada, Skeledirge, Quaquaval, Pawmot, Maushold, Arboliva, Squawkabilly, Squawkabilly (Yellow, White), Garganacl, Armarouge, Ceruledge, Mabosstiff, Scovillain, Espathra, Tinkaton, Palafin, Orthworm, Houndstone, Annihilape, Farigiraf, Baxcalibur.
Who learns Wide Guard?
Blocks spread moves aimed at your side for one turn.
Machamp, Mr. Mime, Aerodactyl, Steelix, Swampert, Pelipper, Torterra, Bastiodon, Gallade, Conkeldurr, Chesnaught, Aegislash, Avalugg, Hisuian Avalugg, Crabominable, Toxapex, Araquanid, Golisopod, Garganacl, Armarouge.
Who has Intimidate?
Lowers both opponents' Attack by one stage on entry.
Arbok, Arcanine, Hisuian Arcanine, Tauros, Paldean Tauros (Aqua Breed), Paldean Tauros (Blaze Breed), Paldean Tauros (Combat Breed), Gyarados, Qwilfish, Mawile, Mega Manectric (as a Mega), Salamence, Staraptor, Luxray, Krookodile, Scrafty, Incineroar, Wyrdeer, Overqwil, Squawkabilly, Squawkabilly (Yellow, White), Mabosstiff.
Who sets weather on entry?
Drought (sun), Drizzle (rain), Sand Stream (sand) and Snow Warning (snow).
Mega Charizard Y (Drought), Ninetales (Drought), Alolan Ninetales (Snow Warning), Politoed (Drizzle), Tyranitar (Sand Stream), Pelipper (Drizzle), Torkoal (Drought), Hippowdon (Sand Stream), Abomasnow (Snow Warning), Mega Froslass (Snow Warning), Vanilluxe (Snow Warning), Aurorus (Snow Warning).
Who sets terrain on entry?
Grassy, Psychic, Electric and Misty Surge.
Mega Raichu X (Electric Surge), Rillaboom (Grassy Surge), Pincurchin (Electric Surge), Indeedee (Psychic Surge), Female Indeedee (Psychic Surge).
Move pools and abilities are the ones the Champions battle engine allows, so a move a Pokémon learned in Scarlet and Violet but cannot use in Champions is left out. See the regulation rules, speed tiers and the damage calculator.