10th edition booster box Pokemon SV10.5 Black Bolt Bundle (2-Pack) and artefactsgathered from a vast multiverse of unique fantasy worlds ABUGames - Magic The Gathering

You have plenty of those already and they are far less unreliable

If a creature has a single -1/-1 counter and you proliferate, its going to permanently have two -1/-1 counters, and so on

One thing that we learned from the original Modern Horizons was that, while Modern Horizons absolutely appealed to Modern players, it had much wider reach as well

You can only use each of the following effects of "Borrelcode Dragon" once per turn

These are both two drops that scale up as you gain life, easily becoming huge threats in a deck like this

Or, alternatively, theyre beautiful cards that got left behind due to being included in unpopular sets