You can sing this very early in the game (you COULD do it as early as turn two with a Shifted The Queen, but I would not suggest that..) but I think you want to use it when you take take more advantage of it versus your opponent
Tickets are $30 through the Millennium Games event page
Still, I think overtime these Enchanted cards will do well in value because of how unique they are, and the fact that I doubt Lorcana is going to repeat the same pattern soon if ever again
Right from the starter sets, players were able to see multiple ways to win a match and to build effective decks and I know I am not the only one that experimented a lot while having fun playing the game
Ten were Ruby/Sapphire, five Sapphire/Steel, and just one Amethyst/Sapphire
Maybe we should throw in a few items for persistent abilities, add more 3-cost characters, or reduce the number of non-inkable cards