The two Treasures you give to your opponent really do not matter if you're trying to protect your winning combo, or you're stopping another player from winning the game
Because Set Boosters sold better, they chose them
Each Set Booster contains fifteen cards, with plenty of opportunities for opening multiple rares and mythic rares, including multiple legends: 1 Foil-etched legendary creature or Background (rare or mythic rare in 1 of 3 boosters) 1 Legendary creature or planeswalker (rare or mythic rare in 50% of boosters) 1 Legendary Background (rare in 1 of 12 boosters) 1 Rare or mythic rare (this can be legendary or non-legendary) 1 Traditional foil card of any rarity, including Booster Fun cards 1 Common or uncommon card with the rulebook treatment 1 Basic land or foil basic land 3 Common cards that are connected thematically 3 Uncommon cards that are connected thematically 2 Wildcards of any rarity 1 Art card or foil-stamped art card 1 Token, ad card, helper card, or a card from The List Set Boosters are available individually and in displays of 18 boosters
Last time we looked at the Forces of Imperium precon from Warhammer 40K , guiding you through how to play the deck right out of the box
Its super important as an evasion spell and a pump spell in a deck thats skimming the line on the requisite number of pump spells
Lets do one more before Commander Time