Since many low-power or non-cEDH optimized games frown upon optimized combo decks and often see higher turn counts, Mana Geyser is going to be the card you want during those games so you can guarantee the effectiveness of this ramp spell no matter where you stand in terms of board state, creature count, or life total
For example, if you discard a Room card, you've discarded one card, not two
First, Nights Whisper has a more forgiving mana cost
Grade: B Descent into Avernus Nine-Fingers Keene The events of the D&D 5e module Baldurs Gate: Descent into Avernus take place 120 years after Baldurs Gate II
Sacrifice for indestructible and she has menace as well, and is a beefy 4/3 for 4 mana, and you can turn sacrifices into cards
WotC pulled off some cool things like MDFCs that can transform from one side to another, borderless saga cards that read like comic book pages, and cards that are fun to say as you play them, like Whoosh