That is another fanmade checkpoint, some other people also mess the wiki up. It Comes After C11.25 and comes before C11.75

Stage 1Edit

The music was one of the music that is only from the multiplayer and co-op mode. The air color is blue

Stage 2Edit

It was 2 stages long, but this stage had the same music with Stage 3 of Checkpoint 10. The music is unknown.

Stage 3:

Stage 3 was kind of a break stage. No glass but only crystals. The air color turned light azure. That was a same music from a calm music only from Zen mode and it goes to Checkpoint 11.75