It does get better with commander tax as you can employ similar strategies that overlap with aristocrat commander Prossh, Skyraider of Kher and abuse all those tokens you make from the powerful cast trigger
Members are able to accrue Action Points by completing certain tasks and can then trade them in for such cards
These cards cost a little tempo but the risks you can take with them and the improvement to your synergies that they offer is well worth it
Off the top of my head, the first card that comes to mind is the highly coveted, 001/001 The One Ring that Post Malone purchased last year for a cool $2,000,000
If X is 10 or more, instead shuffle your graveyard into your library, draw X cards, untap up to five lands, and you have no maximum hand size for the rest of the game
Were already seeing Zendikar Rising experiment with using different card types as the front side of these, which will affect deck-building and combo options across various formats (the front side determines how you can search for or target these cards when they arent in play)