Track 1 is a track from the third Bloons TD game, Bloons Tower Defense 3. It is one of the 8 original tracks in the online version of Bloons TD 3. This track was one of the 4 tracks that were initially unlocked. These 4 tracks had to be beaten to unlock the last 4 tracks. This track is also the 1st track in the Classic 1 Pack in the mobile version of Bloons TD 3, which is an app called Bloons TD.