Simic Simic is trying to creatively combine what's natural with what humans can produce to enhance it
As such, the concept of an 'expansion' isn't really a thing, since there's no need to categorize cards for the purposes getting them out later
Generally around the 100, youll get 36 boosters each containing 10 cards
If it is on the field, they are actual Continuous Effects, but if they apply in any other location (which can be the hand, Graveyard, or Main Deck), they are considered unclassified effects
The Rarity Symbol Located right next to the set symbol and collector number at the bottom of the card, the rarity symbol tells you the card's rarity tier: For a complete breakdown of what each rarity tier means for value, check out our Pokemon Card Rarity Guide
So, in terms of its in-game mechanics, what does Dark End Dragon actually do