So if you want to change your abilities

Diablo 4 is D2R Items taking on deeper, more grounded style of storytelling, and the tone appears to have been established from what we've seen. It's a direct sequel taking place some time after the events in The Diablo expansion Reaper of Souls, but Blizzard claims that it's focussing more on ordinary people and their struggles within the world that has been destroyed by Sanctuary rather than simply supernatural demon grandeur.

So if you want to change your abilities You just modified what you were equipped with. However, that's not the case in D4. Obviously gear is still very important to your build however it's your skill decision-making that makes you who you are and you then incorporate those decisions into play.
 
The story isn't linear, therefore you are able to choose how you want you'd like to proceed with the story. You're in a shared open worldand you are able to go exploring instead of following the storyline if prefer to. You are free to go wherever you want within Sanctuary and visit things like dungeons. Or, you can do other things and fight an international boss, or take part in local events. So there's a lot of options.
 
There is also PvE versus PvP. If you're looking to engage in the story-driven content in the campaign or do you prefer to go and fight other players? Then, it's any of our PvP zones. Then, who do you want to play is a choice, right?
 
You can play as a solo player. It's a wonderful game to play alone and you can even party to the max. You could be part of one of the clans. This means that everything is all about the things you decide to do. So that's the reason we talk about D4 as a matter of choice as well, since in every step along the process there's something you're given authority over and you are able to D2R Ladder Items Buy decide how you want to participate in the game.