Cards related to "Full Art/Rosa".
Zul Ashur has two abilities, one is a solid ward effect, one that forces your opponent to lose two life if they want to target her with a spell or ability, which isn't too bad but pretty easy to work around
Gixian Puppeteer and Gurgling Anointer care about the second card you draw each turn, and they also provide some measure of reanimation for dead creatures, such as any Nazgl that have met an untimely end
Elixir of Immortality and Lightning Greaves feel like very weak sideboard cards
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The only other way is to play Solemnity, which prevents any counters from being placed on players