No video footage survived of the Slamfest '99 Super Smash Bros

The year was 1999 and recording was by no means as simplified and widespread as it is today, but Nintendo's Super Smash Bros. 64 promotional event in Las Vegas was indeed recorded, in fact, it was actually broadcasted live

Super Smash Bros. (video game) - Wikipedia

I found photos in my old computer of the making of/rehearsals of Slamfest 99! : r/smashbros

The Road Theatre: Under Construction – New Play SLAMFEST 3

Slamfest '99 aka Super Smash Bros. LIVE (lost livestream of promotional event for Nintendo 64 crossover fighting game; 1999) - The Lost Media Wiki

University of Indianapolis Archaeology

I found photos in my old computer of the making of/rehearsals of Slamfest 99! : r/smashbros

The Lost Nintendo Event that Might Be Gone Forever - SLAMFEST '99 (Update #2)

Super Smash Bros News

El Lost Media Más Extraño De Nintendo (Slamfest 99)

SS, Super Smash Bros Slamfest 99 was a Nintendo mascot fight in Japan where only photos exist. Despite thousands of people being there No footage exists, not even official footage - No

Smash Bros. news, videos, tournament results, streams and more

Super Smash Bros: Most Up-to-Date Encyclopedia, News & Reviews