PS3 had a great library of exclusive titles. So here is my list of the top ten among them. Also post your lists, would be fun to see the tastes of the demographics of this site.

1. God Of War III

2. The Last Of Us

3. Uncharted 3

4. Uncharted 2

5. Demon's Souls

6. Killzone 3

7. God Of War: Ascension

8. Resistance 3

9. Infamous 2

10. Killzone 2

Stalker :P

Glad i skipped the ps3 and can play the first 4 games in a advanced version on ps4

1. Uncharted 2
2. Ratchet and Clank: A Crack in Time
3. The Last of Us
4. God of war 3
5. Ratchet and Clank: Tools of Destruction
6. Little Big Planet
7. Uncharted 3
8. Killzone 2
9. Infamous
10. Killzone 3

1. Uncharted 2: Among Thieves
2. The Last of Us
3. Heavy Rain
4. inFAMOUS
5. Buzz! Quiz TV
6. Uncharted 3: Drake’s Deception
7. Ratchet & Clank: A Crack In Time
8. Resistance 2
9. Metal Gear Solid 4: Guns of the Patriots
10. LittleBigPlanet

1. Uncharted 2: Among Thieves
2. Uncharted 3: Drake's Deception
3. The Last of Us
4. 3D Dot Game Heroes
5. Demon's Souls
6. God of War 3
7. Yakuza 4
8. Yakuza 5
9. Metal Gear Solid 4
10. God of War Ascension

What's that? Sounds like an STD.

1. Demon's Souls

Don't really care about the rest, except maybe 3D Dot Game Heroes. 

1- Metal Gear Solid 4: Guns of the Patriots
2- God of War 3
3- The Last of Us
4- Uncharted 2
5- Infamous 2
6- Naruto Ultimate Ninja Storm 1
7- Uncharted 3
8- Demon Souls
9- Killzone 3
10- Katamari Forever

1. inFamous 2
2. Uncharted 3
3. The Last of Us
4. Ni no Kuni: Wrath of the White Witch
5. Resistance 3
6. Ratchet & Clank: A Crack in Time
7. God of War III
8. Heavy Rain
9. Playstation All-Stars Battle Royal
10. Valkyria Chronicles