Down tilt - SmashWiki, the Super Smash Bros. wiki

A down tilt, officially called a strong down before Ultimate, is a tilt performed by any character by holding the control stick lightly down and pressing the attack button while on the ground, or crouching ahead of time and pressing the attack

Tilt Attack, Smashpedia

Zero Suit Samus (Super Smash Bros. Ultimate), Smashpedia

Byleth (SSBU)/Down tilt - SmashWiki, the Super Smash Bros. wiki

Kazuya (SSBU)/Down tilt - SmashWiki, the Super Smash Bros. wiki

Donkey Kong (SSBU)/Down tilt - SmashWiki, the Super Smash Bros. wiki

Super Smash Bros. for Nintendo 3DS / Wii U - WiKirby: it's a wiki

Fox (Super Smash Bros. Ultimate), Smashpedia

Mario (SSBM)/Down tilt - SmashWiki, the Super Smash Bros. wiki

Pichu (SSBM)/Down tilt - SmashWiki, the Super Smash Bros. wiki

Mii Gunner (PixelMarioXP), Smash Moveset Fanon Wiki