Lovecraft's classic tale, The Dunwich Horror, the player cards in Blood on the Altar allow you to translate the experience you gained in your previous adventures to Permanent new Talents, several new assets, events, and skill cards, and higher-level, more efficient versions of cards from the Core Set
This will allow them to deal double damage with Uncivil Unrest, which will let you bring life totals down much quicker to win the game as soon as possible
They're usually around half the price of an English Booster Box, so providing you don't want to use the cards in a deck, they're a brilliant option for collectors
This time with the next series, Diamond and Pearl
Hope you can help to get the answer
Life totals going from 40 to 25 and the number of players from 4 to 2 affects how aggro functions in Brawl