Destiny of Velious introduced an unparalleled strict progression to both its group and raid zones. Players wanting to group up in Velious instances have discovered that there are 3 sets of group zones which each require completing the one before it in progression before being granted access. For instance, you must clear Tower of Frozen Shadow: Shadowed Corridors to gain access to ToFS: Umbral Halls, which must be cleared to gain access to ToFS: Haunt of Syl’Tor. And aspiring raiders must clear all 3 of these group zones in order to gain access to the Tower of Frozen Shadow...