It has beneficial modes for you and detrimental effects for your opponents, it plays to different aspects of the game, messing with the battlefield, graveyards, and life totals, and it does all of this at instant speed
This essentially allows every card its controller plays to provide twice as much value, even allowing additional lands to be put into play
(6/18/2021) Choices made for permanents as they entered the battlefield are remembered when they phase in.
Other creatures you control get +1/+0 until end of turn
Cards like Chromatic Lantern are good for sunburst, as are dual lands that don't have basic land types
At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) Instant Blink (CTRL to add secondary) Copy Battle for Bretagard (As this Saga enters and after your draw step, add a lore counter