MGS3 is my favorite game ending ever, very powerful.
oh and LTOK did you really like KH2 ending over KH? I thought the first game's ending was much more original and emotional. Just my opinion of course :P
Platinums: Red Dead Redemption, Killzone 2, LittleBigPlanet, Terminator Salvation, Uncharted 1, inFamous Second Son, Rocket League