Lotus is also just far too powerful for the modern game
There are 6 Common cards, 1 Common or The List card (The List being special cards, usually reprints, the selection of which can change between sets), three Uncommon cards, 1 non-foil Wild Card (this can be anything from the main set that the booster is a part of), 1 Rare or Mythic Rare from the boosters set, 1 Foil card of any rarity, 1 Basic Land card and, finally, 1 non-playable card, which can be a token, play aide, ad card or art card
While being able to give your engine a soft reset and netting you more cards, the card just did a lot in the simplest way
If you're interested in the Top 12 most valuable cards from White Flare (EN), you can check them out here
More specifically, the fact that multi-color decks are inherently inconsistent because the type of energy you get each turn is random