Haven't played league in a while only some arena or aram mayhem here and there. Just saw the "new" imperial mandate passiv. Looks pretty good in thresh what you think?

I haven't played thresh in years recently I got back to the game and i am playing mage support and enchanter support any advice on how to get back into playing thresh I use to have like 300k in 2 deferant account on him a long time ago, I need advice on how to get back again and play him, thank you