After extensive research by CGC, including conducting an infrared test, UV test, and X-ray fluorescence (XRF) spectrometer test, all of the chemical elements, most notably calcium, titanium, iron, copper and zinc, all correspond with a normal 1999 Base Set card
Mr Aymond has casually collected Pokemon cards since he was six years old, before stopping when he turned 14
As if this werent strong enough already, there are replacement pieces to boost consistency
If your deck is able to make use of Gigantosaurus, consider this uncommon followup
Also note that there is no "once per turn" restriction on it either
Fortunately, anyone can build their own Cube and customize every aspect of it, from the exact cards in its card pool to the power level