Though the game has not been officially announced, it appears someone has leaked the trophy list for a Hitman HD Collection. The three games rumored to be featured on this collection, Hitman: Blood Money, Hitman: Contracts, and Hitman 2: Silent Assassin, are all said to have a platinum trophy, giving you three platinum titles on one disc.
Click the links below to view the full trophy list for each game:
Hitman: Blood Money Trophy List
Hitman: Contracts Trophy List
Hitman 2: Silent Assassin Trophy List
Keep in mind that the game is just a rumor at this time, and has not been confirmed to exist by anyone inside Square-Enix, or IO Interactive.