mtg doctor who card prices / Universes Beyond you may exile a card from your hand with a number of time counters on it equal to its mana value Most Valuable Cards In Universes

Honorable Mention #2 - Paradise Druid I wish this card were indestructible rather than hexproof, but I'll take it

Cards like Throne of Geth that let you pitch your artifacts for abilities or buffs means youll have plenty of fodder, and Esper is happy to bring it all back for you

The common (Pauper, Peasant, Pauper Commander) costs four for a sorcery that draws you cards equal to the creature type you choose when you cast it

Even still, people do it

More than just endless value, Cascade also does some neat tricks, like hitting and playing powerful 0-mana spells including Wheel of Time, Ancestral Vision, and Gaea's Will - which can also be cast for free from the Expertise spells

Given white can draw plenty of cards these days, and given theres also more proliferate available than just old artifacts and Grateful Apparition, Id urge you to consider Pursuit of Knowledge again