How to Beat Alternate Bloons Rounds on Glacial Trail
https://www.youtube.com/watch?v=eZT0o5ARUX8 How to Beat Alternate Bloons Rounds Mode (Hard) on Glacial Trail - BTD6 Strategy
Bloons TD 6 guides for every map and mode, daily challenges and the BTD6 Pedia
https://www.youtube.com/watch?v=eZT0o5ARUX8 How to Beat Alternate Bloons Rounds Mode (Hard) on Glacial Trail - BTD6 Strategy