It’d be Kekkei Genkai. Some Kekkei Genkai don’t just deal damage. Free to play No sign-up New challenge daily Play Nonogram →Grab your popcorn, because we’re ranking 5 Kekkei Genkai that could ruin Sukuna’s day. This is precisely what earns this Kekkei Genkai its third place. [Credit: Pierrot]At the top spot is the ultimate evolution of ocular Kekkei Genkai, the Rinnegan, which completely redefines how a fight is fought.