mtg cards that sacrifice lands Famished Worldsire's abilities in Magic: The Gathering Question about sacrificing lands. :

While the card itself rolls a d6, its effect will still go off if you roll a four or six or higher with a d20, of which many Magic cards can do to easily trigger Mr

With all that ramp, you can start making use of Urza's third ability, to start exiling the top card of your library to cast it for free

Theres also a very good chance that a version of Kethis that looks more like the current Standard decks, but with the addition of Emry will be one of the best decks in Historic

EDHREC can help you focus on one card with a certain commander , but it is not great for looking at specific cards with a keyword (Scryfall is a great tool for that)

+ Creatures you control with power 4 or greater gain hexproof and indestructible until end of turn