Even in Standard, Id expect Dig Through Time to be the control draw-engine of choice and to see Treasure Cruise cast a reasonable amount
Of course, when were playing things like Dictate of Erebos, Martyrs Bond, or Stalking Vengeance, the value of sacrificing our creatures is even greater
Its very flavorful and in line with classic green-black gameplay although I admit I was hoping to see something more unique to Witherbloom, like the life total manipulation theme from their 2021 precon deck Dina is cheap and immediate value for any deck built around sacrifice engines, with her triggered ability quite likely to draw multiple cards per turn cycle
The protection the sword gives means that not only can your opponent not target the creature with spells and abilities, much like Hexproof, but also means that their creatures, planeswalkers, and other permanents cannot interact with it either