This comes down to how strong you want the deck to be
Description Additional information Description MTG Auron's Inspiration Final Fantasy fin#8 Attacking creatures get +2/+0 until end of turn
My turn 5: use lotus petal, 8/8 Warden (Opponent at X-8 life) Opponent turn 6: 8/8 warden (Opponent at X life) My turn 6: 13/13 warden (Opponent at X-13 life) Opponent turn 7: 13/13 warden (Opponent at X life) My turn 7: 18/18 warden (Opponent at X-18 life) Opponent turn 8: 18/18 warden, and activate elixir (Opponent at X+5 life) Alright, cool, so at the end of my opponents 5, if I save my Lotus Petal, my opponent needs to be at 19 life or higher
Sacrificing a creature used to be a major drawback for decks, but in the modern game, with token creation aplenty, sacrificing a creature and paying to kill a foes nonblack creature is a straight-up bargain, especially when you can simply sack some lowly token that you can immediately create another one of
That way, when Ikoria came out, there'd be a new series of cards that you could use in the deck
