Storm decks are tricky to build and require a specific collection of cards to function, which is why they only exist in older formats like Legacy and Modern which have the necessary storm cards
It's at $29.50 market and not much lower elsewhere
A new variant of this ability, emerge from artifact, appears in this set

Queen Brahne Rarity: Uncommon TYPE: Legendary Creature SUBTYPE: Human Noble CMC: 3 Mana cost: USD: $1.64 EUR: 1.59 TIX: 0.10 EDHREC RANK: 4667 (2/1) Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Queen Brahne attacks, create a 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent." Queen Brahne Rarity: Uncommon TYPE: Legendary Creature SUBTYPE: Human Noble CMC: 3 Mana cost: USD: $0.27 EUR: 0.12 TIX: 0.03 EDHREC RANK: 4667 (2/1) Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Queen Brahne attacks, create a 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent." Quina, Qu Gourmet Rarity: Uncommon TYPE: Legendary Creature SUBTYPE: Qu CMC: 3 Mana cost: USD: $2.44 EUR: 1.61 TIX: 0.15 EDHREC RANK: 6835 (2/3) If one or more tokens would be created under your control, those tokens plus a 1/1 green Frog creature token are created instead

Designed for display and storage use only
So, the Set Booster has less overall commons and uncommons than a Draft Booster, but we believe we've balanced them to what is more optimal to the players (not creating cards they want to ignore so quickly) to allow us to put other things in the booster that would be more exciting and impactful