If youre worried about build time (which is usually about 50 minutes), you can mitigate time anxieties by having a baseline done early (i.e., I know Im playing UB because I have Edgar, Sephiroth, Odin, and Ultimecia, Time Sorceress, but should I splash red for anything?)
Many people, myself included, have gotten a 5-0 trophy with something very similar to the following strategy
Rinoa Heartilly Rinoa, while bringing the very good Angelo with her is undersized and gives a situational buff that needs things to be going well, or else she is very much too expensive for her abilities
Opposing Hate Common answers to your graveyard-based strategy include Rest in Peace, Leyline of the Void, Grafdiggers Cage, and Relic of Progenitus
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
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