Three come to mind for my top ones:
For the bad I won't show, cause they are of course bad:
Halo ad with the little figurines, awful.
Gears of War, anything that shows those mutated circus clowns they call characters is terrible.
Mortal Kombat II live actionS.T.A.L.K.E.R. Shadow of Chernobyl viral adBioShocl Beyond The Sea trailer Dishonored Revenge Solves Everything trailer The greatest Halo game, also had the greatest trailer
For the bad I won't show, cause they are of course bad:
Halo ad with the little figurines, awful.
Gears of War, anything that shows those mutated circus clowns they call characters is terrible.