After Gaul and the Genoaise crew kidnap Milhi (starting an impromptu Battle in the process), Leo goes to his fortress to straighten things out, flattening D'Arquien in the process. Once she catches up to Gaul However, she goes from "cocky but cool Lady of War" to "Angry Big Sis", leaving gigantic bumps on both Gaul and Cinque's heads(and Genoaise, for good measure).
Cinque and Gaul panicking when Gaul's attack actually makes Cinque bleed.
Throughout all three series', Cinque often plays frisbee with Milhi. That is to say, Cinque throws the disc, and Milhi chases after it and brings it back. She is a dog, after all...
Dog Days Dash
During the one-day hero switch, Couvert has a brief Imagine Spot of Cinque wearing Rebecca's outfit, which horrifies Eclair and Ricotta.
When Valério is first set free, he sets about peeking on girls getting changed. When some of the girls notice him, they run off screaming... then they come back with rifles.
He tries this again in the epilogue and they don't have guns. They have remote detonators instead.
When Cinque transforms into his adult form using the hero stone, he escapes the rat sprites with Rebecca. While flying around on her broom, Cinque grabs Rebecca by the waist, which flutters the latter, as it makes Cinque look incredibly creepy due to the age gap. Cinque is quickly horrified.
Episode 6 of the third season has Leonmitchelli accepting various arranged marriage proposals. The entire country holds a festival for the event... Which mostly consists of Leo beating the crap out of her suitors.
Her final challenger of the day is a young Rabbit-boy Leo befriended a few years ago. He tells her that he's following the advice she gave him back then. She recalls that she told him if there's a girl he loves, then he should get stronger and tell her how he feels. Then she realizesthat's why he's here.
Leo and Leaf's final attacks clash, taking off Leo's jacket and stripping Leaf down to his skivvies(and knocking him out). As he's being carried off to the infirmary, Leo trips on a part of the broken battle stage and catches herself... At which point the rest of her clothes and armor explode. The crowd does so as well, with Nanami promptly covering Cinque's eyes.