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

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

Super Smash Bros. Brawl - Wikipedia

Mr. Game & Watch (SSBU)/Down tilt - SmashWiki, the Super Smash

Palutena (Super Smash Bros. Ultimate), Smashpedia

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

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

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

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

Luigi (SSB4)/Down tilt - SmashWiki, the Super Smash Bros. wiki

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

Controls - Super Smash Bros. Ultimate Guide - IGN

Link (Super Smash Bros.), Smashpedia

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

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