Printing a bunch of powerful new cards that can't go in Standard, the previous two iterations both were seismic events in Modern, Legacy, and Commander massively shifting the meta and providing valuable reprints
(If a permanent with a stun counter would become untapped, remove one from it instead.) Oh, settle down
As you keep sacrificing things, you can easily keep your hand full with cards, especially if you have some sort of engine to keep returning sacrificed enchantments back to play
The Magic team has spent the past years planning out and playing with the iconic characters of Middle-earth so that we can bring you the best representations of the characters and iconic moments from The Lord of the Rings
Since Savanti puts counters on itself, proliferate cards like Staff of Compleation and Vraska, Betrayal's Sting jumpstart the card draw engine