most valuable cards from mtg foundations The Expensive in mtg foundations card list price

This Amethyst card makes use of blues and purples to paint an incredible landscape that Iago is flying over, clutching onto the magic lamp at the heart of the film, Aladdin

Valiant Rescuer gives you more bang for the first card you cycle and encourages that first cycle then cycle again to get the cat dino from gavi

It immediately doubles mana output and can activate right away, digging for game-ending threats like Hullbreaker Horror

Chaos: Whenever you roll Chaos, Hall of Confusion deals X damage to each player, where X is the converted mana cost of the card on the top of each players deck

For example, there's Path to Exile which is a staple in many commander decks that have white in its colors