mtg dark booster box The Display and their ferocity will win you the day.Lets talk Intro Packs Magic the Gathering Dark Ascension

28, 2024 Which player chooses the Digimon that attacks by this card's [Start of Opponent's Main Phase] effect

You can only use this effect of "Lilith, Lady of Lament" once per turn

During your Main Phase: You can reduce the Levels of all other monsters on the field by 1, and if you do, increase the Level of this card by the number of monsters whose Levels were reduced by this effect

It's quite mathy, but he goes into a great deal of detail and explains his rationale, while not ignoring the realities of the game (there are one-mana Cycling cards, cards that fetch lands, cards that tap to add mana which aren't lands, and more.)