Primarily both are played as a two drop that draws a card, the elf is just a body to be done away with via Skullclamps etc or offer up synergy for better elves where as the wall is more of a speedbump against aggressive decks
Not being a dedicated Commander player myself, I asked two of my fellow Draftsim authors about their views on current product output
Its special ability, Chlorophyll, boosts its speed when battling under the sun, making it especially formidable in strategies based on weather conditions
Sometimes the cards are also slightly smaller, as they were trimmed to the correct weight
Now You See Them, Now You Dont For several of the cards, the Ring tempts you is an enters-the-battlefield trigger, so Id start pulling aside various cards that can help you leverage that further