This was a major change intended to significantly weaken the broken nature of Companions
Coupled with high box/pack costs, there is a decent chance that even though Horizons is in theory a print-to-demand style print run, Wizards will actually provide relatively modest replenishment of stock to vendors through their distributors once the hype cycle has shifted to other products
With that said, if you do ever want to play in competitive commander tournaments, check out the 100 most popular commanders to find a list of phenomenal options
However, they are widely accepted for "kitchen table" casual play, playtesting decks, and Cube drafts, provided they are clearly marked as proxies and not sold as authentic cards
Inspirit, Flagship Vessel Fly Into Charge Counters Inspirit, Flagship Vessel is the alternate commander in the Counter Intelligence Commander precon, and a great charge counter commander