If resale value matters more than grading cost, PSA Value Bulk at $25 offers the best ROI despite costing slightly more, because the PSA premium on resale typically exceeds the extra few dollars spent on grading
Floating mana isnt something we see on cheap cards very often, and adding mana on casting spells has proven strong in the past (Birgi, God of Storytelling immediately jumps to mind)
It looks like two different sets will be featured in the restock, as the listing mentions the Boltund, Eiscue, and Galarian Sirfetchd Knockout Collection as well as the more Toxtricity, Duraludon, and Sandaconda set
Granting all of our nontoken creatures fabricate increases the value of all those ETB-based energy generators, too, making them just a tad bit stronger or helping us build up a board of chump blockers
Following this, u/-Vexed and u/HoopyHobo delved deeper to discover a total of 5 cards were now unusually playable