Its unlikely to run out of counters to give provided you keep proliferating
Spark Double | Illustration by Eric Deschamps Named for the Alpha classic Clone, clones copy other creatures when they come into play , though the years have seen several iterations of the effect that copy artifacts and even copy any permanent
It can be a little frustrating that the trigger is random, but the fact remains that its a 2-for-1, and if youre playing a deck that is good at both loading and manipulating the graveyard, you can make sure that the Monstrositys death will bring back two powerful threats
Its the printing of new support cards which can cover these crucial areas of need which has triggered the discard deck renaissance, more so even than the quality of discard spells themselves
Maze's End Gates are better in Commander with the printing of Baldur's Gate and Gond Gate, but I still think it unlikely that this works outside of Nine-Fingers Keene decks, and honestly, even in those decks
Games go long enough and spells are explosive enough that the 3/3 isnt nearly as much downside as it would be in a 1v1, 20-life format
