I never said land mines were in the air. I said Deidara can create small C1 bombs who explode themselves and land mines are C1 bombs. If he uses this type of bombs, he could be killed by them when you have Deva as an opponent. And no, Deidara throwing clay bomb would backfire at him since Deva can control the attraction/repulsion while he uses the jutsu like he increased it when Kakashi's clone resisted [
You must be registered for see links
] So he could easily control the attraction and send it back to Deidara. And that's even if Deidara manages to do what you think he can, because don't forget that to use explosive clay from his bag, he has to mold them in his hand before [
You must be registered for see links
]
Not happening when the attraction take your balance away and makes you almost unable to move on your own. Naruto even needed extra-chakra arms to counter [
You must be registered for see links
]
Deidara would get killed before it even starts to be entertaining. And Lol @Itachi defeating Danzo easily when the guy is practically invincible thanks to Izanagi. Itachi would suffer to defeat him and may even lose this battle