A spell includes your colorless creature spells , so as long as they aren't legendary, you'll get two copies of them
This durability is the cornerstone of what is called the Aura Farm strategy, you stay in the active spot, soak up hits, and replenish your board
This can put you in a hefty lead as, depending on what your opponent's opening hand is, they may not even have a character they can bring to the field to deter Cinderella
To get around this, I'd recommend ignoring the 'minimum of six' rule and use all twelve Bounty cards
Ill put some of the highlights in order, then gold, just for people to know what they can expect out of these: Kenrith, the Returned King Akroma's Will Urza, Lord High Artificer Counterspell Cryptic Command Rhystic Study Yawgmoth, Thran Physician Bolas's Citadel K'rrik, Son of Yawgmoth Ragavan, Nimble Pilferer Ancient Copper Dragon Primeval Titan Atraxa, Grand Unifier Tymna the Weaver Isshin, Two Heavens as One Thrasios, Triton Hero #45
Your Opening Hand And When To Mulligan When assessing your opening hand for this deck, keep these things in mind: Can You Build Your Inkwell