Firstly, it could only destroy nonbasic lands (something that we saw a hint of in Tempest)
And to distract from all of that, we in Music City are pleased to introduce our own take on Old School Magic: Alpha through Alliances (shorthanded as A-A or A2A)
This is a crossover made with care, and I doubt even the most knowledgeable Tolkien fan would be able to find much here to critique
Atalan Jackal definitely feels like a creature that will cross over to a bunch of other decks, using the Skilled Outrider ability to help you ramp when it deals combat damage
Finally, colorless cards, such as some artifacts, do not have any colored mana requirements but still require a general amount of mana to be spent to play
The Proactive Bans If WotC had stopped there, most would have been satisfied