Outside of the set, treasure has taken up residence in many a deck, along with other artifacts you might want to sacrifice
A player loses the game after having been dealt 21 combat damage from any one of them, not from both of them combined (although your Background wont usually be a creature anyway)
Prosperous Bandit This card is much more straightforward than Alchemists Talent, but its still an efficient source of (reusable, scaling) treasure generation, and that is always worth keeping an eye on
You should always heed the Horn of Gondor when you hear it as well
While Lightsworns dont have their boss monster (sorry, Judgment Dragon), they have a few monsters and spells/traps
Hollowhenge Overlord is a great card to slot into a Wolf or Werewolf Commander deck