We dont have good enough textual traces for a word that emerges out of oral culture to find some kind of truth, but I think these origins point to the two different ways the gaming community, and especially MTG, use the term today
For examples Lightning, Security Sergeant needs to remain on the battlefield, Grolnok, the Omnivore can only add croak counters if the card went directly from the library to the graveyard (usually because it was milled), and Kaya the Inexorables emblem only triggers at your upkeep and looks at legendaries
Pair this up with Pride Sovereign, and you've got a feline alliance that will buff each other, ready for battle
Thickness of 1 Side (microns): Gamegenic Inner (50), Gamegenic Matte Prime (105) 100 Double Sleeved Card Thickness (mm): Theoretical (61), Practical (68) Water Test: Pass Deck Box Fit (mm storage): Fit: 100 good
Tuvasa is a Voltron-style commander, getting stronger for each enchantment you control
Quantum Riddler (EOE) $11.10 Mulldrifter is still played here and there as a 2/2 flier that draws you two cards