http://www.pcgamer.com/overwatch-update/ >The biggest slate of Overwatch balance changes in some time is now live, including reworks for the heroes Mercy and D.Va, as well as the new map Junkertown.  >First up is Mercy: Resurrect is no longer her ultimate ability; instead, Res is now a single-target ability with a 30-second cooldown. Her new ultimate, Valkyrie, enhances all of her abilities for 20 seconds. While Valkyrie is active, her healing and damage-boosting beams chain to other allies and have a much longer range; her blaster has infinite ammo and increased projectile speed; increased range and speed on Guardian Angel; Resurrect is reduced to a 10-second cooldown; and she can fly freely at increased movement speed. Here's what that looks like: