This was posted by Walrock Homebrew on Twitter. "Though the Opportunity rover has gone on to robot heaven, it can live on in your [D&D] game. Here's a fairly-accurate statblock for our rover friend, and a nearly plausible reason for it to exist!"

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.
(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.