This vampire angel may be for you if your Commander nights are often spent battling someone like Kinnan, Bonder Prodigy or Rex, Cyber-Hound
This time around, however, the name of the game is Historic Brawl
In reality, our deck is mostly Cats (although we do have a few Dogs as well), but the power of Rin and Seri, Inseparable is that every time we cast a Cat, we get a 1/1 Dog token, which then turns into removal with Rin and Seri, Inseparable's activated ability
Explorer is one clear example of a game mode in which players are asking (or, well, yelling may be a more accurate term, although some are resorting to humor) for more cards there's even a Support Ticket on the topic, with a lot of upvotes
Ideally you have a little in the way of things to protect your goblins so you can actually use them given all the effort needed to have them work
It's all very powerful stuff