The easiest way to figure this out is to find the number listed at the bottom of the card
UPDATE : McDonald's has released a statement regarding the shortage of Happy Meals
Each of these cards includes some flavor text on them, with the Maleficent card stating, " The ninth Rule of Villainy: When all else fails, turn into a dragon ." TCGPlayer is valuing Maleficent's holofoil D23 Promo Card #5 at $1,300 USD at this time
Several factors influence Scarlet & Violet card values: card condition (mint cards worth 3-5x more), rarity (holographic and rare cards command higher prices), first edition status, PSA/BGS grading scores, and market demand for specific Pokemon
Lastly the card greatly powers up threats like Sundering Titan or Wurmcoil Engine that lack evasion
Mishra's Factory provides a similar advantage to decks that care about having aggressive artifact creatures