Balloon
From Populous Wiki
Balloons are oblong shaped oblongs used to float over stuff, float around stuff, and die when you're struck by firewarriors. Balloons are also an effective way to detect crybabies and losers just by using them!
Uses for a Balloon
It is very useful if your shaman uses the balloons as she can move faster and also her range increases. It supports all units of your tribe. Enemy balloons can be captured by any follower (which includes yours too). units can also travel above water with balloons.