Here is the full list of all 11 KrissX achievements.
Earn all the Badges.
Complete a puzzle with less than 1 second on the clock!
Complete all the words in a puzzle with a Wildfire Bonus.
Progress to Stage 50 in Quest Mode.
Complete 2 words with a Wildfire Bonus.
Earn the first Ultimate Badge.
Score a 10,000+ point combo.
Complete 3 words in a puzzle with Cascade Bonuses.
Unlock the Time Attack game mode.
Earn the first Platinum Badge.
Earn the first Gold Badge.