You need to control the screen frequency to adjust the birds flying and landing speeds, and let the bird sailed through the channel of the right side of the screen, if you are not careful to clean the met channel, the game came to an end
You need to control the screen frequency to adjust the birds flying and landing speeds, and let the bird sailed through the channel of the right side of the screen, if you are not careful to clean the met channel, the game came to an end