User blog comment:Leyrann/New Summoner Spell?/@comment-26567405-20120710165936

Even if this doesn't give gold or exp, if everybody kills a tank or an ad every team fight. 3-5 team fights lost because of 4v5 or 3v5.. and enemy team will try to do this too. It will always be a 3v3 or 4v3 or something like that.

It defeats the purpose of team fight and 5v5.