there a reason MR tank items haven't been buffed yet?

Because riot hates tanks. They slow down the pro scene and the Koreans REALLY don’t like slow games. That’s the entire reason.

Also this problem is also with armor.

Tanks are not dying to magic damage.

because balance and it's interaction with skin sales. it's very complicated but i posted a gist in another thread.

As a main, the only mr item i need the entire game is

Because AP gets hit harder by HP than AD does, so tanks easily double dip with AR items.