The Moxen and Black Lotus, lands like Tolarian Academy, the Affinity mechanic, Stoneforge Mystic, Aetherworks Marvel all of these circumvent the traditional flow of a game and allow you to rocket, if not outright jump, straight to the finish line of your decks game plan
Shizuko, Caller of Autumn Shizuko, Caller of Autumn gives players 3 extra mana to play with each turn
Youre pretty much never using that outside of Limited, which makes the card a mediocre Aggro creature and nothing more
Cant you just operate under that assumption and have the same results
With around 20 cards dedicated to interfering with your opponents plans, youre definitely a meaningful political player at the table and can control the pace of the game
Though the most common way that Magic has been adapted to gaming is one-to-one ports of its gameplay, you'd be surprised to find that many games are more inspired by its themes than its cards