Traditionally, the common "discount" price of a Masters -series reprint is somewhere around 50% of the pre-reprinting price, although the amount that cards drop seems to have grown since Iconic Masters , thanks to the extra supply from the sets being sold at big box stores like Walmart and Target
Anyone thats already played against meme decks like Rat Colony or other relentless cards knows how quickly the problem snowballs, so imagine a deck filled with this card
Having two of these in play plus another artifact entering the battlefield generates eight Energy
Marcy: I like Counter shenanigans, and there are a lot of decks that let you shuffle counters around that can make this card easier to use, although I don't know if this strikes me as worth being your companion, at least to the Thirteenth
Three hasted copies of Ancient Brass Dragon doesnt sound bad
If an Adventure spell leaves the stack in any way other than resolving (most likely by being countered or by failing to resolve because its targets have all become illegal), that card wont be exiled and the spells controller wont be able to cast it as a permanent later