Ancestral Recall Time Walk Timetwister Mox Sapphire Mox Ruby Mox Pearl Mox Jet Mox Emerald In general, depending on their conditions, these cards will always be the most expensive Alpha cards you can find
You'll need a deck that can make use of your milled cards to get the full value out of Palantr of Orthanc (above all early on, when your opponent is unlikely to let you draw), but once the counters start piling up the Palantrs often a free card per turn
You can wait until they block poorly and then double boost and combat trick your team
You can also challenge your opponent's characters, or play other cards to help you win
Frenzy 2 from Garbage Elemental
This site isnt Magic-specific, but it provides a wide range of paper options, foil features, and other print settings