For starters, getting a one-mana discount on each of the Party creature types is fantastic
Additionally, surge foil borderless character cards can be found only in Collector Boosters
Edgewall Pack puts two bodies onto the battlefield to enable Celebration, and getting four power and toughness for 3R is a great rate, too
Ideal for collectors seeking specific cards and players looking to enhance their strategic options
Regardless, this is a very fun effect that can generate a ton of extra land drops and other permanent-based value
Mind you, Im not a hardcore CCG player, and I dont usually seek these experiences out, but Ive got a few friends who play these games competitively or judge competitions, and I trust their assessment based on the Lorcana starter sets