Harsh Sustenance Harsh Sustenance works best in Commander, where players have plenty of time to amass massive board states to blast players away
This mechanic has any player with Rad counters on them mill that many cards from their deck, losing one life for each nonland card milled this way, and then they lose one rad counter
Take this for what you will coming from someone whos spent hundreds if not thousands of dollars buying Hearthstone packs over the years, but Pokmon TCG Lives strange anti-monetization approach to earning new packs baffled me
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That ability may still be on the stack, or it could have resolved, failed to resolve, been countered, or have been removed from the stack some other way
At the end of the day, Dig Through Time enabled too many decks to do their thing too easily