Different floors mean different passes too. Doubles were removed from college due to injuries and sloppy routines. Level 5 skills are for HS aged athletes, so once you have completed your HS/Level 5 career, you move on to college and learn new and harder skills. Level 6 allows those skills too because most L6 teams consist of college age or older athletes.Most high-scoring tumbling passes in AS are obsolete in college. Most high scoring college stunts are not legal on level 5.