While planeswalkers are a nice addition on top of the original Ostracize it turns out not to be too much of a help
You can use special card sleeves for this
Cardsmith MTG lets you turn a concept into an actual-looking card face quickly, so you can stop arguing with your brain and start testing whether your idea is fun, broken, or fun because its broken. Once your design looks the way you want, PrintMTG can print it as a high-quality proxy card you can shuffle, sleeve, and hand to friends without needing to explain, Just imagine this is a real card. What Cardsmith MTG is (and what its not) Cardsmith MTG is best thought of as a visual card concept tool
That is also why the article should be deeper than a short card list
(very rare) Fissure (sucks) Dragon Capture Jar Winspread Ruin Stainstorm Eternal Drought Dian Keto the Cure Master (extremely rare) Warrior Elimination Roaring Ocean Snake Reincarnation with Royal Decree If you reincarnate a Royal Decree, it will give you three Suijins
A sufficiently weakened choice can even net an easy knockout and a prize card