Still, the real Mana was being spent on cumulative upkeep for things like Illusionary Forces, Illusionary Presence, Illusionary Terrain, Illusionary Wall, Reality Twist, Polar Kraken and Illusions of Grandeur
Secret Lair x Doctor Who: Regeneration The Fourteenth Doctor was designed to be a Commander for players who wanted to build a deck around the Doctor's companion mechanic, which appears (mostly) in four colors
However, the severe upkeep cost and the necessity to build around a specific creature type (snakes) limit its potential
Yes, continuous shuffling of the decks prevents card counting, shuffle tracking and advantaged players
The vivid mechanic introduced in Lorwyn Eclipsed is a perfect pairing with hybrid mana cards
Rarity and condition play pivotal roles, as first edition cards, holographic prints, and cards in mint condition are generally more sought after