Compared to blurry afterimages, the benefit of using charging is limited to movement, but unlike blurry afterimages that require charging anyway, charging can be used freely, and if limited to movement, you can move up to two spaces with one charge
From the Battle menu, select the Versus option, which will provide you with the option to play either a private match or a random match
Like most Magic: The Gathering cards, the value of Relentless Rats depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Secret Lair Drop)
It was really easy to set up a QR code, linking it to a Rick Astley video on YouTube
Tapping a two-mana Elf for five mana is just nutty, and its utility in five-color Commander decks is likely the reason why this rare that debuted in Morningtide retains such an impressive price point ($18.25 median value across all printings)