No Mastery Tokens in Ranked TT

Why wouldnt there be mastery tokens in 3v3? There's IP, mastery points and it's a ranked match. I asked and got this response:

> Hello ForFoxSakes, > > Unfortunately, you can only earn Tokens in normal or ranked Summoners' Rift game modes. > > Mister Guns > Riot Games Player Support > Rat-a-Tat-Tat!

There's even mastery tokens in normal SR games, but they wont give it in ranked 3s?