mtg foundations jumpstart most expensive cards in The 43 Most Expensive and Must-Have Cards in Foundations FOUNDATIONS - TOP 10 MOST

I could imagine a deck built around Oni-Cult Anvil, Lingering Souls, or Skrelv's Hive making good use of the card

Its battling in Boros (red/white) all the way, as well as doing some very nice damage with the second triggered ability

The drawback of losing 1.5 life per turn is not a significant deterrent in a game which ends within 5-6 turns and starts with 40 life

That said, there are a few possibilities that can allow you to finish your deck without breaking the bank

Note Valkyrie Harbinger is similar, but is twice as expensive to cast

Its very easy to meet its requirements, and once you do, you get access to more powerful cards like Righteous Valkyrie and Glasspool Mimic