The addition of a Cat tribe with a few cool new Cats for Commander was pretty good
Lands Cinder Glade Command Tower Karplusan Forest Kessig Wolf Run Rockfall Vale Rootbound Crag Spire Garden Stomping Ground Thornspire Verge 17 Forest The various two-color lands are to be expected, and its nice to see Kessig Wolf Run there which can boost the size of a creature with any extra mana you have lying around, and give it trample, too
You have to pay to wake them up, but for 2 mana you should overpower your opponent in no time
While this card sadly doesnt ping whenever a creature enters on your side of the battlefield, getting this trigger on casts is nearly as good, and it will surely aid you in filling up your hand with more threats so you can employ all that mana, which Elves are so good at producing
Then, whenever an opponent discards a card, you get to create a 1/1 Elf Warrior token