when you build your deck, you circle two of them and can then add one colour of either mana to your mana pool
I used to use Whispersilk Cloak in an early version of my Alesha, Who Smiles at Death deck a few years ago, but the 5 total mana to cast and equip felt kinda clunky for me
With that said, I am going to rank the strongest Group Hug Commanders you can run in your decks, and how Group Hug has a legitimate strategy to win
A source of reanimation right in the command zone makes the deck far more consistent, something that reanimation decks can struggle with since the core combo often requires three cards: a card worth reanimating, a way to put it in the graveyard, and a means of getting it back
Descend X or fathomless descent, on the other hand, are ability words these are a way for devs to let us know that cards with those ability words have a thematic connection, but each card handles things on a case-by-case basis