Wizards of the Coast announced increased point thresholds for Grand Prix Byes today, after reviewing play patterns over the last two seasons.
The new point thresholds are:
One-round bye- 400 Seasonal Planeswalker Points
Two-round bye- 750 Points
Three-round bye- 1,500 Points
http://www.wizards.com/Magic/Magazine/Article.aspx?x=mtg/daily/other/04112012
