You should keep in mind it covers single cards only, not sealed boxes, packs, or lots, and eligibility and thresholds differ between eBay marketplaces
Finding "gems" you'd overlook in other scenarios and digging through every card you can find lets you explore Magic freely
Here are a few of the cards worth noting that will be available when the expansion releases: 12 double rare Pokemon ex, including two Tera Pokemon ex featuring Arcanine and Gyarados 12 ultra rare Pokemon ex and eight ultra rare Supporter cards 24 illustration rare Pokemon 10 special illustration rare Pokemon and Supporter cards Six hyper rare gold fully-etched cards, which could include Pokemon ex, Trainer, and Energy cards The expansion is set to release worldwise on March 31, 2023.
Basic Pokmon and standard cards, the bulk of a pack
Going further, Generous Patron is decent in a Pillow Fort-style / Group Hug Commander build, as you can use the counter generation as a politicking tool while drawing cards for good measure