Looks like a pretty good deal, although I wonder if there is anyone interested in these games who doesn't already own at least one of them. Just in case, here's the link. Sale is good today only:
http://www.buy.com/prod/assassin-s-...and-revelations-4-game-pc-pack/241426223.html
http://www.buy.com/prod/assassin-s-...and-revelations-4-game-pc-pack/241426223.html