This is from Kemono friends festival, when you down your "weight" to the minimum, this "rebound" x5, x10 to x30 times more fasts, this adds lots damage and kills to all in 1 turn
Working with heavy, mid and low weight friends
Once my body has become light, you guys will be nothing special.What're those!They're a special type of balloon that reduce your weight.Looks fun!I'm exchanging my Kemo Points for these balloons.Held pointsStrengthAgilityWeightSense