ICO: Alternate ending:
After defeating the queen, wait until after the credits roll. Another cut scene will play, then you will take control of Ico on the beach. Move far down the coast to the left and you will find a surprise.
Shadow of the Colossus: Hard Time Attack Unlockables:
You receive one item for every two Colossi you defeat in Hard Time Attack Mode. Unlock the following items by performing the corresponding tasks:
ITEM - HOW TO UNLOCK
Cloth of Desperation ("Parachute") - Defeat 14 Colossi in Hard Time Attack Mode
Fruit Tree Map - Defeat 6 Colossi in Hard Time Attack Mode
Harpoon of Thunder (Long range projectile weapon) - Defeat 2 Colossi in Hard Time Attack Mode
Lizard Detection Stone - Defeat 10 Colossi in Hard Time Attack Mode
Queen's Sword (From ICO) - Defeat 16 Colossi in Hard Time Attack Mode
Shaman's Cloak (Decreases damage taken) - Defeat 8 Colossi in Hard Time Attack Mode
Shaman's Mask (Decrease damage taken) - Defeat 12 Colossi in Hard Time Attack Mode
Sword of the Sun (Reflects light even when in the dark) - Defeat 4 Colossi in Hard Time Attack Mode
Shadow of the Colossus: Time Attack Unlockables:
Note: First complete the game once to unlock Time Attack mode. To start a challenge, walk up to a statue in the temple and pray (CIRCLE). Unlock the following items by performing the corresponding tasks:
ITEM - HOW TO UNLOCK
Cloak of Deception - Defeat 14 Colossi in Time Attack mode.
Cloak of Force - Defeat 4 Colossi in Time Attack mode.
Flash Arrow/Brown Agro - Defeat all Colossi in Time Attack mode.
Fruit Tree Map - Defeat 10 Colossi in Time Attack mode.
Lizard Detection Stone - Defeat 8 Colossi in Time Attack mode.
Mask of Power - Defeat 12 Colossi in Time Attack mode.
Mask of Strength - Defeat 6 Colossi in Time Attack mode.
Whistling Arrow - Defeat 2 Colossi in Time Attack mode.
Rescue - Rescue Yorda.
Failure - Finish watching the demo scene confronting the Queen at the front gate stage.
Armed and Ready - Acquire Sword.
East Gate - Open East Gate.
West Gate - Open West Gate.
Farewell - Finish watching farewell demo with Yorda at the front gate stage.
Royal Arms - Acquire Queen's Sword.
Emancipation - Clear the game.
Split the Watermelon - Bring the watermelon to Yorda upon completing 2nd time through.
Spiked Club - Acquire spiked club.
Shining Sword - Acquire shining sword.
Bench Warmer - Save at all save points.
Express Journey - Beat the game within 4 hours.
Castle Guide - Beat the game within 2 hours.
Unscathed Escape - Clear the game without viewing a game over screen.
Enlightenment - Earn all Bronze, Silver, and Gold trophies.
"Shadow Of The Colossus" trophies:
Valley Wanderer - Defeat 1st Colossus.
The Sloth - Defeat 2nd Colossus.
Disturbed Sleep - Defeat 3rd Colossus.
Path of Gravestones - Defeat 4th Colossus.
Aerial Dance - Defeat 5th Colossus.
Entombed Giant - Defeat 6th Colossus.
Waves of Thunder - Defeat 7th Colossus.
Wall Scaler - Defeat 8th Colossus.
Slumbering Caveman - Defeat 9th Colossus.
Unknown Tracks - Defeat 10th Colossus.
Guardian Unleashed - Defeat 11th Colossus.
Silent Thunder - Defeat 12th Colossus.
Signs in the Sky - Defeat 13th Colossus.
Shielded Colossus - Defeat 14th Colossus.
Valley of the Fallen - Defeat 15th Colossus.
Final Colossus - Defeat 16th Colossus.
Hang Glider - Hang onto the hawk for more than 30 seconds.
Slippery Ride - Hang onto the fish for over 30 seconds.
The Forbidden - Clear the game in normal difficulty.
Wander and the Forbidden - Clear the game in hard difficulty.
Resistance - Endure being sucked into the light for over 1 minute in the ending.
Collector - Acquire all items available in normal time attack.
Agro Circus - Perform all stunt riding using Agro.
Tower of Prayer - Save at all save points.
Climber - Reached the top of the shrine.
Meticulous Collector - Acquire all items available in hard time attack.
Cornucopia - Acquired all fruits in the world.
Endangered Lizards - Killed all shining lizards.
Stalwart Wander - Max out HP bar.
Mighty Wander - Max out stamina bar.
Wander and the Colossus - Earn all Bronze, Silver, and Gold trophies.