Board Thread:Naruto Discussions/@comment-2245550-20160501143136/@comment-2245550-20160503035502

Ravenlot 27 wrote: Although I'm not sure Orochimaru would place the CSs on all his subordinates to avoid info leaks, I want to correct you, @X29 - Danzo branding the Root members with the CSs in order to achieve this isn't an assumption, but an undisputable fact. This kind of CS was mentioned by Sai, who explained why he couldn't tell Naruto and Sakura anything about Danzo or Root, it even has it's own name.

I'm talking about Danzo being involved in the Invasion of the Leaf.