Death Toll, a precon built around the new legendary creature, Winter, Cynical Opportunist, is a green-black deck full of massive creatures and removal spells to slow down your opponent
There are a lot of spells and abilities in Magic that prompt you to target something
The best effect is forcing each player to sacrifice two creatures, since, if you don't have any creatures, it won't affect you as well
Additionally, the deck casts a ton of acceleration spells and features a number of ways to cheat out you expensive dragons including Minion of the Mighty, Dragonlord's Servant, Dragonspeaker Shaman, a bunch of acceleration spells (Cultivate, Explore, Rampant Growth, Growth Spiral, etc) along with a number of mana rocks to allow you to quickly summon your powerful dragon creatures
The card that Stormbreaker goes nutty with is Sprout Swarm, a fun little common from Future Sight
(You can't use more than 1 VSTAR Power in a game.) Subspace Swell: 60 This attack does 20 more damage for each Benched Pokmon (both yours and your opponent's)