Toss these all over. Scores 2 team point per hit. Only counts if they aren't already colored. 0 points for hitting your own team; that's not cool.
Medium War Balloon price in Growtopia: sells for about 30 WL (median of 1 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: JUNWED