Fates Intertwined

Whenever a player scries any amount of cards, all other players may choose to scry that many cards as well. This also applies to reverse scrying and fateseal.
Any player may activate either of the following abilities:
{u}: Scry OR Reverse Scry 1.
{u}{u}{u}: Fateseal 1. Activate only as a sorcery and only once per turn.