Oracle rank
A score very few ever reach.
Levels cleared
25++
Grid
7×7
Color difference
ΔE 1.5–1.5
How to climb
- At this depth the color difference stays at its floor — only your speed decides the score.
- Pattern, not search: experienced players stop “looking” and start feeling which region is wrong.
The final tier
Oracle is the top of the ladder. From here, the color difference stays at its floor and only your speed decides the score.