mtg revised most expensive cards Unveiling the Rarest and Most Expensive Magic Cards Rarest Magic: The Gathering Cards

And then at your end step you can pay four life to create a number of 1/1 Vampire Knight tokens equal to the number of cards you drew that turn

I find Sygg to be especially potent in multiplayer, and Commander specifically, where lots of people lose 3 or more life a turn, and it's constantly triggering at the end of any turn in which someone was smashed in combat for three

While you do need to make sure you have a reasonable number of untapped lands in your deck, between dual lands and basic lands this shouldn't be a problem

you open a pack, got a pile of commons, a few uncommons, and one slot that contained either a rare or, if luck would have it, a mythic rare

A land with another effect is powerful enough, but channeling that effect has a few upsides

these make opposing lands into islands for Master of the Pearl Trident and Lord of Atlantis