The archetypes primary guiding voice was historically great deckbuilder Mike Long who actually went on to win that Invitational with Keeper, albeit with both copies of The Abyss in the sideboard
While even the rarest Magic cards are typically produced in the tens of thousands, Tales of Middle-earth introduced Magic's first set of serialized cards
EDHRec.com is a great source for Commander info and can give you ideas to build your next Commander deck or tune an existing one
This doesn't mean a player is at risk of not having enough lands to build a functional deck, but that they need to be more careful when selecting lands for their decks to ensure they can reliably cast their spells 'on curve,' which roughly means "at the earliest point in the game possible." One method of determining how many lands of each type to include involves counting up the colored mana 'pips' on each of the non-land cards (found in the top right corner of each card's casting cost) and using those numbers to calculate how many 'sources' of each color a deck needs
In the color of unblockable creatures, shadow dorks, and evasion such as flying a-go-go, youll be able to hit for sure
You can tap it for no mana to add a burden counter and draw that many cards