Some notable payoffs for loading your graveyard with lands include Titania, Protector of Argoth and The Gitrog Monster
Others you probably run them all
Commander Qty: 2 Price: $57.98 Okaun, Eye of Chaos Partner with Zndrsplt, Eye of Wisdom (When this creature enters, target player may put Zndrsplt into their hand from their library, then shuffle.) At the beginning of combat on your turn, flip a coin until you lose a flip
If you're worried about achieving a critical mass of Werewolves/Wolves in your deck just add more card draw / tutors to find your better ones instead
Good luck with building your deck
The Drum, Mining Facility Plane Earth Whenever you roll the planar die, creatures you control get +1/+1 and gain haste until end of turn