Daxos the Returned - Commander 2015 (C15)Whenever you cast an enchantment spell, you get an experience counter. {1}{W}{B}: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."

then shuffle and put the card on top

Each creature you tap while casting a multicolored spell pays for {1} or one mana of a color that creature is

royal archivist

"To those who can hear it

Flying When Knollspine Dragon enters the battlefield

Each Vampire creature card you own that isn't on the battlefield has madness

Flash When Venser

Target opponent guesses whether a card with that name is in your hand

then sacrifices seven permanents

sacrifice Call to the Grave

"Hard to imagine

) As Morophon