Alakazam - Unlock all the spells in the book. Blood ties - Save all the memories in nightmare mode. Bodyguard - Defeat the first Boss without letting any of your companions get electrocuted. Catch them all! - Unlock all of your companions' upgrades in the book. Comfort Eagle - Pass all the special battles. Diet! - Win the "Ice trap" battle without using the Greedy companion. Easter! - Gulp a dozen "Shell" shadows down with your Greedy companions. Exterminator - Kill 2500 enemies. Fireworks - Cast at least once each 10 spells during a battle and win it. Get physical - Win the "Underneath the Christmas tree" battle using only Collector and Pulsor companions. (Spells are allowed) Great Explorer - Fully explore the William's memories map. Hearty trencherman - Win "The endless corridor" battle using only Collector and Greedy companions. (Spells are allowed) Mana fountain - Get 250 magic resource in any battle. Minesweeper - Destroy 10 "Bomb" shadows before they explode. Moment of truth - Defeat the last Boss. Moneywise - Sell 30 companions during a battle and win it. No harm done! - Defeat the second Boss without using the Doc companion or the "Care" spell. Painful memory - Defeat the second Boss. Pinchpenny - Reach 2500 light resource in any battle. Puffed out - Defeat the third Boss without using the "Sacrifice" spell. Rainbow Warrior - Win "The slabs waterfall" battle using only Collector and Rainbow companions. Rescue team - Watch the credits till the end. Resuscitation - Defeat the first Boss. Sadist - Make it so that 4 Collector companions get destroyed in "The snowmen's waltz" battle. Shadow killer - Kill 5000 enemies. Short range - Win the "Dark woods" battle without using any range boost locations. Spring cleaning - Kill 1000 enemies. Thrifty - Reach 1000 light resource in any battle. War Chief - Use 10 different companions during a battle and win it.