User blog comment:The M.E.O.W. King/Ideas 4 : Extreme difficultie/@comment-4721759-20120509003202

Make a dummy mode. You have 1,000 lives, stuff is 75% cheaper than easy, except upgrades, which are 80% cheaper. Bloons barely move. Pink bloons move the same speed as a B.F.B. There will be 10 rounds to survive.