There are two cycles: the first one features the vault dweller exploring, with the cycle having a story progression from the Plain to the Island, Swamp, Mountain, and Forest, seeing the vault dweller first emerging from the vault and slowly gathering new equipment and allies, while the other cycle harkening back to the isometric perspective version of older Fallout games
At the end of the season (when Edge of Eternities releases) , you'll earn every avatar for which you qualify
Exhume is a two-mana sorcery that comes in the Nightmare Bundle which lets each player take a single creature from their graveyard and put it into play
Whenever combat damage is dealt to you, remove an indestructible counter from Risona. That second clause is key to keeping Risona alive
Unless the card in question is an instant or a sorcery type, that text will be divided up into individual abilities, describing the effects it has while in play or (more rarely) when in another zone like the hand or graveyard