want advise on how to update Oliva Voldaren CMD deck

{"ops":[{"insert":"hey,\njust my thoughts and opinion when i see "},{"insert":{"card-link":"Olivia Voldaren"}},{"insert":" :\nmain goal: \nsteal the creatures of your enemies."},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"\nhow: \nwith olivia herself: make them to vampires, take them, protect olivia"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"maybe instants / sorceries?"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"which other ways?"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"\nquestions which come up to me:\nwhat to do with those creatures? -> maybe just use them, maybe use them until olivia dies and then sacrifice them, thus the enemy doesn't get em back."},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"what is the wincon?"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"\nStuff I would put into:\nSomething to sacrifice like "},{"insert":{"card-link":"Deadly Dispute"}},{"insert":" "},{"insert":{"card-link":"Ashnod's Altar"}},{"insert":" "},{"insert":{"card-link":"Viscera Seer"}},{"insert":" "},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"Something to protect Olivia like "},{"insert":{"card-link":"Swiftfoot Boots"}},{"insert":" "},{"insert":{"card-link":"Whispersilk Cloak"}},{"insert":" or "},{"insert":{"card-link":"Battle-Rage Blessing"}},{"insert":" "},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"More stuff to gain control like "},{"insert":{"card-link":"Threaten"}},{"insert":" - here is a list: "},{"attributes":{"link":"https://scryfall.com/search?as=grid&order=name&q=oracle%3A%22gain+control+of%22+commander%3ABR+legal%3Acommander"},"insert":"https://scryfall.com/search?as=grid&order=name&q=oracle%3A%22gain+control+of%22+commander%3ABR+legal%3Acommander"},{"attributes":{"list":"bullet"},"insert":"\n"},{"insert":"\nLike i told before. Just my early thoughts, when i see this commander :)\n\ncheers\n"}]}