Pikachu (SSBU) - SmashWiki, the Super Smash Bros. wiki

Pikachu is a playable character in Super Smash Bros. Ultimate. Like all veterans, it was confirmed on June 12th, 2018. Pikachu is classified as Fighter #08. As in Super Smash Bros. 4, Ikue Ōtani's portrayals of Pikachu from Super Smash Bros. Melee and Super Smash Bros. Brawl were repurposed
Pikachu is a playable character in Super Smash Bros. Ultimate. Like all veterans, it was confirmed on June 12th, 2018. Pikachu is classified as Fighter #08. As in Super Smash Bros. 4, Ikue Ōtani's portrayals of Pikachu from Super Smash Bros. Melee and Super Smash Bros. Brawl were repurposed

Pikachu (SSBU)/Down aerial - SmashWiki, the Super Smash Bros. wiki

Pikachu (SSBU) - SmashWiki, the Super Smash Bros. wiki

List of fighters debuting in Super Smash Bros. - Super Mario Wiki, the Mario encyclopedia

Pikachu (SSB4) - SmashWiki, the Super Smash Bros. wiki

Smashpedia

Pikachu, Smashpedia

Pikachu (SSBU)/Floor attack (trip) - SmashWiki, the Super Smash Bros. wiki

Pichu - SmashWiki, the Super Smash Bros. wiki

Diddy Kong (Super Smash Bros. Ultimate), Smashpedia

Peach (Super Smash Bros. Ultimate), Smashpedia

Pikachu (SSBU)/Back throw - SmashWiki, the Super Smash Bros. wiki

Pikachu (Super Smash Bros.) - Bulbapedia, the community-driven Pokémon encyclopedia