Here is the full list of all 33 Luxor Evolved achievements.
Poison 21 balls in 3 consecutive shots
Unlock The Force of Sekhmet
Defeat 1st Boss
50 shot streak
Unlock a Secret Level
Survive Pharaoh's Challenge I
25 shot streak
Beat the game on Normal
Beat the game on Hard
Beat the game on Elite
75 shot streak
Lose 1st Boss battle (Run out of lives)
Defeat a Boss without it attacking you
Defeat all 8 Bosses
Shatter a frozen segment & make a match with one shot
Destroy two frozen segements with one shot
Destroy 75 balls with one Laser shot
Fully Upgrade Freeze Ball
Fully Upgrade Fireball
Fully Upgrade Lightning Bolt
Fully upgrade all Fire, Lightning, and Freeze Powerups
Unlock all powerups/upgrades
Unlock The Incarnation of Horus
Unlock The Aspect of Ra
Earn 100% Accuracy on a Level
Achieve 5 Consecutive Quick Matches
Create a 7x Chain Reaction
Earn an 8x Multiplier
Complete a level without losing a life
Survive all 8 Pharaoh's Challenges
Perfect on all 8 Bonus Levels
Unlock all 9 Secret Levels
Create 20 consecutive matches