As far as R&D is concerned, common white has twelve slots
I think he (and by extension Vorinclex later in the list) are riding off a reputation gained long, long ago in a Commander world that is far, far away
Pokmon card prices started to grow in 2020, as the covid lockdowns seemed to drive people to their lofts to find old binders, with classic cards becoming incredibly desirable
This change would make the following cards and their colorshifted counterparts legal in prEDH despite being printed after New Phyrexia: (Clifftop Retreat), (Inspiring Vantage), (Needle Spires), (Nomad Outpost), (Snow-Covered Wastes), (Stone Quarry), (Sunbaked Canyon), (Sunscorched Divide), (Talisman of Conviction), (Wastes), and (Wind-Scarred Crag)
This latest addition to our Universes Beyond line-up features four Commander decks themed around different aspects of Doctor Who
While the card costs 5 Ink to play, a player can hypothetically bring it into play on turn 3, making it a solid mid-game threat