The graveyard is one of the most common and most powerful themes to build around in MTG , so a card that rewards you every turn for milling it or getting it into the 'yard some other way is always going to retain value
Lightning is quite deadly in combat, and any damage effects played after she connects is doubled
People have a bad habit of presenting Elsha of the Infinite decks at casual tables, claiming that they built it to do fun spellslinger stuff, and then just cramming Sensei's Divining Top in the deck anyway
Cramorant takes 20 additional damage from Lightning-type attacks
She did so and deals out devastating blows from its back, while it crushes enemies in its tongue's grip
Well, the aforementioned interaction with creature-combo pieces like Chord and Company is very powerful in decks that are already running those cards for other reasons