General DiscussionWhat is your biggest comeback ever made?

here we go, have an almost 50 k comeback
http://www.dotabuff.com/matches/1409190772

Yesterday i got a 20k comeback against megacreeps, they start to trhow hard and lost the game http://en.dotabuff.com/matches/2244631816

Feels good

What do you mean by 20k? I just have no idea what does it mean so plz answer me