While they won't outright stop a spell from being cast, it will slow it down by at least two turns, giving you some extra breathing space
The frontside, Tergrid, God Of Fright lets you take any nontoken permanent that was sacrificed by an opponent and put it on your field, giving you powerful creatures as well as giving you fodder for your own sacrifice outlets
Card Name Shadow, Mysterious Assassin Mana Cost Type Legendary Creature Human Assassin Rarity Rare rules Text Deathtouch Throw - Whenever Shadow deals combat damage to a player, you may sacrifice another nonland permanent
The important tidbit I want to emphasize here is that Unfinity shock lands were very popular throughout the weekend
Every time it connects in combat, you can pay a small cost to fill the battlefield with Saprolings equal to the number of permanents you control of a chosen color which gets out of hand fast in token-focused decks
This is one of the most stable options for graveyard-centric play