Bubble Tanks
Increase the level of: While playing the game and a field to attack any of the bubbles and Level 2 and take your bubble, but not destroy the...
https://iskablogs.blogspot.com/2009/11/bubble-tanks.html
Increase the level of:While playing the game and a field to attack any of the bubbles and
Level 2 and take your bubble, but not destroy them completely and leave this
bubble submitted and will be back and back into its original shape. Do this
again and again and its level will increase.
