Ruby ink cards are designed for a more aggressive play style, offering stronger defense, higher attack, and abilities that boost these stats in other cards while also adding Lore tokens
10 Magic Golden Flower There are Glimmers that players will want to keep in play for extended periods of time, and while those cards may have some high Willpower, opponents will focus on them to banish them from play and eliminate their abilities
The Final Days is great if you can include a bit of blacks self-mill
Some examples: Swords to Plowshares, Teferis Protection, Chaos Warp, Great Train Heist (or other Spree cards, you pay extra costs but can go wild), Akromas Will, Deflecting Swat, Wear/Tear, and my personal favorite, Reprieve