Before his arrival, Jiang Chen had already weighed the strength of the foreign races launching this attack.
Although Xiao Hei and the others were at the Fifteenth Heaven of Immortal Dao, they had broken through on the Seven Kills Heavenly Star. Since the Seven Kills Heavenly Star had no seals, their foundations were somewhat unstable.
At the Fifteenth Heaven of Immortal Dao, if they suppressed their realms, they could probably bring it down to around the Tenth Heaven. In other words, if they had pushed each realm to its absolute limit, their actual combat strength would be at the Tenth Heaven of the Immortal Realm.
Chapter 1379