But it's just Mono-Red and doesn't have the Rakdos color affinity
Foundations products are available for preorder now from your local game store, online at retailers like Amazon, and elsewhere Magic: The Gathering products are sold.
I could see running this as a meta call if Go-Shintai of Life's Origin and Sythis, Harvest's Hand dominate your LGS, but Id hesitate to main deck it otherwise
Regardless, fetchlands are a staple of multiple MTG formats, and they're a great inclusion in most competitive decks.
This is called a Gray Stamp error and occurs when the plate responsible for the First Edition symbol has insufficient ink
White is not one of the main flash colors, but all colors have access to it if they need it mechanically (usually because they have an enters-the-battlefield trigger that needs to happen on the opponent's turn)