Overencumbered, Rest in Peace, Stony Silence, Aura of Silence, and Back to Basics are just a few examples of powerful enchantments that interact with your opponents
As for the Path to the Peak , its a way easier problem to get rid of as youll only need to set a Stormy Mountain into play to counter it
It's great, but you need to run it in the right deck, not every deck can get cards into the graveyard and some want to save them for reanimation like Living Death or recursion like Eternal Witness
You can off one player with damage/Commander damage and fling your creature at another player for lethal too
The four-cost White one will protect you and the team for the turn by giving them hexproof and indestructible
However, chances of finding this are quite rare