This may sound like an issue of pay to win, and to a certain extent it is, but from what we were shown in the demo it seems like its not too difficult to assemble a competitive deck using just the resources provided, meaning winning will ultimately come down to the skill you have more so than the cards you own
It was released in the Dragons of Tarkir set, and was pretty competitive at the time thanks to its efficiency
Faithless Looting Faithless Looting isnt offering its caster any more cards than they already have access to unless they care about their graveyard
Cards like Kalonian Hydra and Communal Brewing can significantly increase the number of +1/+1 counters on a creature, so you can focus on Twenty-Toed Toad and get a win in a couple of turns
This BGS 9.5 Alpha Nightmare, which sold for $42,877 in 2021, is a rare high-grade copy from Alphas original print run, which only contained 1,100 copies per rare card
* Sultai - Whenever a counter is put on a creature you control, draw a card