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
I Gain control of up to one target artifact for as long as you control this Saga
It doesnt do much in EDH, however
Marcy: Probably one of the more interesting mana dorks, in that you get Energy, not mana, but the trade off is also that you get to buff all your creatures
Its safe to assume that we will witness the end of all abilities, tokens and copies of spells
For me, Final Fantasy X was my introduction to the whole genre of RPGs, and Ive become a huge fan of Japanese RPGs ever since