Cheese method
On the main menu or level select, open the console with F12 and enter the following:
var r = cr_getC2Runtime();
r.eU[12].data = 10;
Open level 10 and run the following:
r.eU[8].data = 12;
r.eU[4].data = 0;
Wait to return to level select, then run:
Enter level 20 and run:
r.eU[8].data = 22;
r.eU[4].data = 0;
Wait to return to level select, then run:
Enter level 30 and run:
r.eU[8].data = 32;
r.eU[4].data = 0;
Original curation by NEXGENEEZY, cheese method provided by Bobogoobo.