Font of Life: From rune to support item
The issue with Font of Life is its implementation. Marking someone to become a heal bot is cool, but when that heal is hardly noticeable and it's also competing with a bunch of more influential runes, I don't see a time where I'd be thinking to myself "MAN, I need Font of Life rn".
However, tuning the effect to fit on a support item, either as an active or a passive, and implementing it in that space might do some good. Then you can replace the rune with a new rune that's actually worth considering.
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