How many wins do I need to get from Iron 4 to Emerald?
80 wins
With a 55% win rate, you need to play 800 games, win 440 of them and lose 360.
With a 60% win rate, you need to play 400 games, win 240 of them and lose 160.
With a 65% win rate, you need to play 267 games, win 174 of them and lose 93.
With a 70% win rate, you need to play 200 games, win 140 of them and lose 60.