Im being as logical as I can from here on out, but these are still guesses
I might even play Neheb a few times even though I doubt he'll be able to compete at the level of the decks I normally see in our League
Reclamation Sage is a classic ETB Naturalize effect to get rid of enchantments or destroy artifacts, and has the elf subtype, which can be relevant in elf typal decks going forward, or even in the sideboard of green decks in general
Arixmethes, Slumbering Isle Arixmethes, Slumbering Isle is basically an Explosive Vegetation that triggers creature synergies like Beast Whisperer and works well with untap effects like Kiora's Follower
Artifact lands are typed as both artifacts and lands
Normally, I'll bring to you my Honorable Mention cards in a Top 10 article like thisbasically the stuff that would have hit spots 13, 12, and 11