@Riot Will Azir and Kalista be added to the list of champions in need of a rework
They wouldn't need a VGU, just a Gameplay Update, or GU.
I think Reav3 listed a number of champions earlier that were on that list, and I think it went something like this:

Are you adding
and
to this list any time soon? Most of the community as well as many pros have agreed that these champions are too strong when their stats are even marginally good, and they have as a result been gutted and left in the ditch to rot with almost no player base or win rate. Many people find these champions fun and engaging to play, so I hope you can fix them sometime soon to make them less oppressive to play against.