During gameplay in level A pause the Game and hold the L Button + L Trigger + R Button + R Trigger and Press X, X B, B. This will make Magic Cooldown go quicker.

In the game there are 16 Secret Eggs to find which is one for each level. When you find a secret egg it will unlock the corresponding items.

Commentary - 'Edward John Speleers' Find Secret Egg # 01

Commentary - 'Design' Find Secret Egg # 02

Commentary - 'Art Direction' Find Secret Egg # 03

Commentary - 'Birth of a Game' Find Secret Egg # 04

Concept Art - 'Spine, Carvahall & Daret' Find Secret Egg # 05

Commentary - 'Orchestra' Find Secret Egg # 06

Commentary - 'Saphira' Find Secret Egg # 07

Commentary - 'Sienna Guillory' Find Secret Egg # 08

Concept Art - 'Characters' Find Secret Egg # 09

Concept Art - 'Gil’ead' Find Secret Egg # 10

Commentary - 'Robert Carlyle' Find Secret Egg # 11

Commentary - 'Sound Effects' Find Secret Egg # 12

Commentary - 'Garrett Hedlund' Find Secret Egg # 13

Commentary - 'Evolution of Games' Find Secret Egg # 14

Concept Art - 'Beor & Varden' Find Secret Egg # 15

Bonus Level - 'Throne Room' Find Secret Egg # 16

In any difficulty setting find ALL the hidden eggs in the game to unlock this level where you battle round after round against Galbatorix's men in front of his throne.