Marks an enemy with a nasty ass bite that lasts 60 seconds. Every level they gain increases their bounty and every 200 gold they gain increases their exp bounty.
Which is just a bounty hunter 2027 aghanim's scepter ult upgrade now that I think about it
Edit: multiple infest to incest submissions. 'Moral highground' is nowhere to be found in this highground meta, icefrog please patch 🙏