That is not lowballing by default
First, rule breaking cards have a higher percentage chance of something going wrong
Use cards like Enlarge to get a single cat's power extremely high, then use your commander to double their stats and give them trample
Metallic Mimic Now : $4 ($10 foil) Target Buy Price : $1 ($3 foil) Target Sell Price: $6 (+500%)/$10 foil (+333%) Timeline : Long Term (24+ months) Prices on this card are high for a rare so far, likely because the open ended synergy it represents in nearly every format is obvious, but I have a feeling that the one format it wont make a splash up front is Standard, and that should mean that peak supply and summer sales will get us to our price targets to stock up for the long game
I store my cards in three places: binders, cardboard storage boxes, and deck boxes
If you want to read a bit more about what the rotation is, feel free to check this article