Right now, the only one of Lumiere or Cogsworth good enough to include in a deck is Cogsworth - Grandfather Clock
To determine the total cost of a spell, start with the mana cost or alternative cost you're paying (such as a flashback cost), add any cost increases (such as kicker costs), then apply any cost reductions (such as that of The Wind Crystal's first ability)
Here is the list of sweet cards you will possibly get, all in non-foil
We do have sacrifices and creatures that trade in combat, so it definitely can happen, but theres a chance Noctis, Prince of Lucis isnt very effective, and at three colors it takes a lot to put Noctis into a deck in the first place
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