mtg is token a card type Citadel Black Dry Erase Tokens Set of 50 Cards – with 2pcs Erasers, Reversible Reusable Double-Sided Universal Tokens Proxy Card, MTG TCG : Toys & Games Common Changeling (This token is every creature type.) Token card - MTG Wiki

This two-drop is in 58,855 decks over at EDHREC.com for an 11% use rate for Simic decks

I've even considered, despite the flavor fails, running Levitation or Wonder in the deck to suddenly take to the skies, but it just felt wrong

Because it refers to transform, theres really nowhere Wizards can reprint this outside of a return to Innistrad

Important to note here is that the card reads in addition to, so your utility lands will still retain their other other abilities and your lands will still tap for the original mana they were able to generate

The neat thing about Keleth is that it will put counters on itself since it is also considered one of your commanders