My skills are all passive.

This is a parallel world where you can awaken various superpowers.
Hao Yun's soul traveled here, and he wanted to be a rare auxiliary, but he found that all he awakened were passive skills.
Automatically recover blood when injured.
Attacks can rebound damage.
Activate magnetic barriers when hit...
Obviously a medical superpower user, but he is going further and further on the road to invincibility!
ps: Easy, no system.