A colorless artifact, Sol Ring is playable in every single Commander deck, and unless you're deliberately trying to reduce the power of your deck, you should be using it too
LGN Legions 5 - Rare - English EN Card Name Mana Cost Type Creature Human Cleric Rarity Rare rules Text : The next time a source of your choice would deal damage to you this turn, that damage is dealt to this creature instead
You cannot use any colorless card that's not in your color identity
It could also be notable that the card type is "Artifact", as this was before they started dividing artifacts into Mono, Poly and Continous (Chaos Orb is of course printed as Mono Artifact)
Between Stock Up, Memories Returning, and now Consult the Star Charts, blue decks are rife with great card advantage tools
It appears as though Wizards of the Coast did not want to risk the set not selling packs due to mediocre new cards, so they loaded Conspiracy with a bunch of high-quality reprints and a couple of juicy Eternal plants
