Decks playing the long game are less interested in fast lands, as there are more opportunities for these lands to mess up the curve
I know that the lands entering the battlefield tapped follows suit with the similar cards printed lately, but for six mana Id like to see an exception this time for them entering untapped, especially with how well it would be flavor-wise to cast a Nissa, Vastwood Seer with those three untapped Forests
While there are some other phenomenal options, these are the ones I think are most universally good, and will help be the glue in your decks
Keruga, the Macrosage is the opposite of Lurrus and fits comfortably in Commander decks that operate outside of mana values one and two
Now, without any further ado, here are the best dinosaurs in MTG for Commander