monochromatic pokemon cards More "monochromatic" cards? : r/PokemonTCG This is the first time

The Gitrog Monster is a perfect choice to illustrate that perfectly

However, there are special cases that come close: Fork ( Alpha )'s original printing ambiguously stated that it is "treated as" a copy of another spell, before receiving errata to function like other effects that create separate copies

Then, whenever a creature an opponent controls dies, if it has a -1/-1 counter on it, you can put that card onto your battlefield, and its now under your control

The importance of PSA lies in its ability to handle authenticity verification and condition evaluation separately, presenting them clearly on a scale of 1 to 10

I guess only time and a lot of serious play testing will tell.