Most Rograkh/Kediss decks work in roughly the same way: play Rograkh on turn 1, buff it up on turn 2 with a Dragon's Mantle-adjacent effect, drop Kediss on turn 3, and then dump all your mana into buffing Rograkhs attacks
This card at least makes it happen every time and doesn't force you to spend mana and weaken itself to do it
As of August 2024, the highest-selling Time Walk is a Limited Edition Alpha example that realized $63,000 in an April 2023 Fanatics Collect Premium Auction
Although it costs far more mana and is more vulnerable to removal, the Scourge has the same ability as the enchantment
If Starting Town NPC leaves the battlefield while one or more creature cards you own are exiled after they're sent to Fetch Herbs, those creature cards can still be cast from exile
Her defining strength is passive power scaling without mana input