The archetype is based mainly on supporting "Red-Eyes Black Dragon", whose card was created to rival the strength of "Blue-Eyes White Dragon"
Because the second set was back in time, we thought it would be cool to create a mechanic that felt like proto-morph
Combine this with any of the Pot cards like Pot of Desires , Pot of Extravagance , or maybe one day Pot of Greed , and youll get extra cards and a bunch of extra life points to go with em
The second effect is common to Elementsaber
Both PSA and CGC distinguish the two on slab labels, and the variant is significant enough that grading services treat the 1st Edition Base Set as 103 cards (rather than 102) when assembling complete Master Sets
One thing to note if you are wanting to collect vintage Pokmon cards is that the 1st edition warrants a higher price than any of the releases that followed it