I would think their strategy should involve catching his sight. Even if the snakes snap him out of Tsukiyomi, Itachi doesn't even need half a second.

Quote Originally Posted by Y View Post
Kabuto isn't looking into their eyes to get Tsukiyomi'd, and Sasuke even says in the chapter that the snakes are using senses other than sight. I'm assuming the snakes can't get mindcontrolled themselves. And a garden variety genjutsu isn't going to work on a guy who's been smoking Orochimaru's snake scales.