If I recall there are four, the Piracy first, Reconnaissance Mission with cycling, the Bident above that can be tapped with two mana on an opposing turn to force them to attack and then the recently printed Vehicle called The Indomitable
While she can be utilized in numerous ways, building a Narset deck around a Voltron strategy is a viable option, allowing for massive and impactful Auras to be cast for free and placed on your already difficult-to-remove Narset
[77] With a simplified structure, the new Pro Tour system kept some of the original aspects from the system introduced in 2005, like a point system and the World Championship tournament each year
I see it functioning almost as a background for any of those Big MV decks that splash into blue
Among them, we can point out a number of different abilities that can be granted to our whole board, such as haste from Heart SliverHeart Sliver, Flash from Quick SliverQuick Sliver or double strike from Fury SliverFury Sliver
