15 + Teams Background Animated Gif HD Resolutions. MSFT just updated my Teams client and now I can change backgrounds just like Zoom allows. Think this could be a great addition to the existing still image background effects feature.
21 + Teams Background Animated Gif HD Resolutions
Apart from Videos as back ground, I would also like to have Teams accept other screens (like dynamically changing web URLs) as my back ground.

This tweak gives your iPhone a Pokemon team themed Lock ...

High Five Team Usa GIF by MLB - Find & Share on GIPHY

Team Fortress 2 gifs, Large gifs

ID# 7001 - Stick Figures Team Puzzle - PowerPoint Animation

Animated GIFs & PowerPoint Templates

Team Fortress 2 gifs, Large gifs

Teamwork GIFs - Find & Share on GIPHY

Riot Games Hello GIF by League of Legends - Find & Share ...

Computer: Animated Images, Gifs, Pictures & Animations ...