If adding a single red mana one time for free is too good for Modern, then cards that repeatedly offer free mana (Chrome Mox, Eye of Ugin, and Mox Opal) or offer a one-time burst of more than one mana (Seething Song and Summer Bloom, which was primarily used as a ritual with bounce lands in Amulet of Vigor decks) are too good as well
The evil queen tricked Snow White with a poisoned apple
I probably traded it on the playground for a Pidgey
Each one brings a different vibe, some make you feel like a god, others are more about strategy and timing
The concept was first introduced by now-Hasbro CEO Chris Cocks in 2016
Meanwhile, it is also designed to give new players a curated, ready-to-play experience that could ease the feeling of overwhelm that can come from Pokmon TCG