Steven Emanuel's pick of the best PPV promos can be viewed on this very site. They are:
Wrestlemania 5-7: PPV Promo
Wrestlemania 15: Ragin' Climax Rock/Austin Match Promo
Wrestlemania 14: DX Raided Austin/Micheals Match Promo
Over the Edge 1998: Austin/Dude Love Match Promo
No Mercy 2001: Triple Threat and WCW Championship Match
Armageddon 2000: Intro to the Pay-Per-View Itself
Wrestlemania X-Seven: My Way: Rock/Austin Match Promo (Last Image played on WCW Monday Nitro)
Survior Series 1998: Deadly Game: Deadly Game Tourament Promo
Starrcade 1997: PPV Intro
For descriptions of these look at the article Today!
"(ads – Ric Flair, the Ultimate Collection. One hour Wrestling, Two hours of him calling everyone in the industry “Fat Boy” and insinuating that he has slept with their mothers/wives/both)" Now THAT is a DVD I'd buy. Awesome satire.