🏆 Community Challenges
User-crafted challenges with custom rules. Prove your skills, earn XP, and claim legendary badges.
24
Active Challenges
6.1K
Total Participants
15K+
XP Available
Featured Challenges
Sub-3 Minute Classic
by SpeedStar
Solve a Classic Sudoku in under 3 minutes. No hints, no pencilmarks limit.
1,247
Participants
89
Completions
500 XP
Prize
Killer Cage Conqueror
by CageMaster
Complete 5 Killer Sudoku puzzles with a combined score under 30 minutes.
634
Participants
201
Completions
300 XP
Prize
Perfect Week
by DailyStar
Complete every daily puzzle for 7 consecutive days without missing one.
3,892
Participants
1456
Completions
200 XP + Badge
Prize
Logic Master Relay
by LogicLord
A team of 3 each solves one section of a mega-puzzle. Coordination required!
412
Participants
37
Completions
1000 XP + Trophy
Prize
Create Your Own Challenge
Design a custom challenge with your own rules. Challenge the community and see who can conquer it.
Create a Challenge