Bloons Tower Defense 5 - Daily Challenge May 17, 2013 (Silent was the Night)(NAPS)

Silent was the Night - Mount Magma on Medium. Rounds 20 - 60 with 2,600 Starting Cash and 150 Lives. Sniper Monkeys and Ninja Monkeys enabled, Agents are disabled. By The Madman

Video is on 3x speed
No Agent, Premium and Speciality
(Please comment if you have better strategy)
For more walkthrough: http://bloons-tower-defense-5.blogspot.com