Just to bring things into perspective about shyv

If you Google ‘Zerg Rush’ Google will eat up the search results.

Infinite stacking only matters if the stacking can either a) be done consistently or b) if it's inconsistent, the bonus should be big enough to matter (think Kindred stacking). Shyv is neither, so while technically infinite stacking, it doesn't matter.

False. Her passive only gains stats on Elemental dragon kills. Elder dragon does not count towards this, so she can only get a maximum of 6 stacks on her passive, assuming perfect dragon control is had.