You can find 35 full-art tokens, 1 emblem, 1 double-faced punch-out counter card, 1 blank helper card for double-faced write-ins, and The Monarch and City's Blessing helper cards across The Lost Caverns of Ixalan products
I think that explains the seeming disconnect between articles by Commander authors which state, clearly (often citing Frank Karsten's work): Commander players aren't running enough lands, and they need to work to put more lands in their decks - and the next week they're right back to building with 37 lands
The other major option, Deck Construction, does a good job of laying out the cards in your deck, side deck, and fusion deck
Unfortunately, when its rotated and without dots at the end of each arm, it resembles the Nazi symbol infamous in the West