I believe the 20% refers to the amount of damage another bloodline (King of Eyes and Kiryu-kun, in this case) may inflict to the Sun Cult without interfering too much with the roars (page 25 of ch 66).
So far, good. Nothing extraordinary, probably because , but definitely not disappointing either. Good twist, glad they keep the signature of Heart games.
Edit: hopefully next game isn't a heart. This game already feels like
Its... over? Will have to re-read this whole StL arc again. As of now the conclusion doesn't feel anywhere near satisfying as Air Poker's, though tbf air poker is easily my favourite arc hands down.
Kinda nice to see older referees (+1 onee-san and a stone-skipping Shion) just chilling out. So, Kadokura, Douji, Midara, and Manabe left, huh? So far I'm betting on Manabe to take this all, purely because we haven't seen much from him. Also reminder that we haven't seen Manabe since the start...