Not Not 2 - A Brain Challenge
31 Achievements
31,000 XP
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Not Not 2 - A Brain Challenge achievements progress.
Complete all levels from The Basics world
Complete all levels from The Colorblind world
Ultra Rare
1,000 XP
0.46%
Complete all levels from The Colorist world
Complete all levels from The Empty world
Complete all levels from The Logical world
Ultra Rare
1,000 XP
0.71%
Reach the best reaction time under 50ms
Reach the best reaction time under 100ms
Complete 8 different challenge levels with at least one star
Ultra Rare
1,000 XP
0.01%
The Who
Secret Achievement
Check the game credits
Details for this achievement will be revealed once unlocked
Ultra Rare
1,000 XP
0.17%
Play a daily or weekly level 3 days in a row
Ultra Rare
1,000 XP
0.16%
Play a daily or weekly level 7 days in a row
Ultra Rare
1,000 XP
0.01%
Earn 500 diamonds
Ultra Rare
1,000 XP
0.14%
Die a thousand (1,000) times
Ultra Rare
1,000 XP
0.02%
Complete all levels from The Experimenter world
Ultra Rare
1,000 XP
0.99%
Complete all levels from The Mastermind world
Ultra Rare
1,000 XP
0.04%
Complete all levels from The Omniscient world
Ultra Rare
1,000 XP
0.06%
Complete all levels from The Empath world
Ultra Rare
1,000 XP
0.59%
Complete all levels from The Elephant world
Ultra Rare
1,000 XP
0.27%
Complete all levels from The Following world
Ultra Rare
1,000 XP
0.06%
Complete all levels from The Geometrist world
Ultra Rare
1,000 XP
0.16%
Complete all levels from The Liar world
Ultra Rare
1,000 XP
0.05%
Complete all levels from The Rainbow world
Ultra Rare
1,000 XP
0.06%
Collect 100 stars
Ultra Rare
1,000 XP
0.75%
Collect 200 stars
Ultra Rare
1,000 XP
0.07%
Finish the Ultimate Survivor challenge level with 3 stars and without using continues
Unlock 10 characters
Ultra Rare
1,000 XP
0.05%
Complete all levels from The Impossible world
Complete all levels from The Missing Door world
Ultra Rare
1,000 XP
0.09%