mtg card explained types of cards MTG types Magic: the Gathering Basic Definitions:
Description
Splendid Genesis falls into the latter category
Either your card advantage will help you win the game before Phyrexian Arena squeezes the last points out of your life total, or you can offset this life loss by playing cards that gain life

It might come back someday, but no guarantees

Isolated Watchtower Magic didnt get white ramp right until around 2020 and beyond

Sanguine Syphoner Rarity: Common TYPE: Creature SUBTYPE: Vampire Warlock CMC: 2 Mana cost: USD: $0.21 EUR: 0.10 TIX: 0.03 EDHREC RANK: 6619 (1/3) Whenever this creature attacks, each opponent loses 1 life and you gain 1 life

It encourages players to play Wizards, Fighters, Rogues, and Clerics, but also asks them to play them in equal proportion, which prevents them from hitting the required density for most tribal effects
