It's harder to interact with an enchantment than a 2/2 creature like Magus of the Moon
Even costing two mana and not hitting one or two drops Transgress is more effective early game disruption than Blackmail
Levincia is primarily utilized in turbo decks that need to recover energy after using it to deal damage and knock out a Pokmon by discarding energy from the board or the hand
There are multiple actions you can take during your turn, but it doesnt matter which order you do them in
Abilities on Lands are great for this, too, whether activated like Rogue's Passage or Creeping Tar Pit, or modal like Valakut Awakening // Valakut Stoneforge
Their new Field Spell lets you send 3 cards to the Graveyard to Special Summon a Sacred Beast from your hand, Deck, Graveyard, or banishment, and make it immune to your opponents activated Spell & Trap effects, too