Shards of Alara, Battle for Zendikar, Eldrich Moon, Origins, Dragons of Tarkir, Amonkhet, Commander 2020, Jumpstart, and M21
Those tokens are Black Zombies so they'll synergize with Varina, and if they have an enter-the-battlefield Surveil trigger we'll get that too
they can crew vehicles
Despite this particular stipulation making Treasure Guardian, Protector of the Cave useless unless at a location, location cards are well worth putting in your deck - not just because they make this card a lot more viable but also because they grant you passive lore every turn, meaning you dont need to actively quest with them to get it, and cannot be targeted by direct damage unless the card being used indicates it can
While not as strong in commander as it is in other formats due to higher life totals and a lack of duplicate cards in decklists, Hogaak is still a very strong card that can be utilized as a powerful commander
If you weren't aware, Masters sets have become well known over the years as a hotspot for cards to be shifted in rarity
