Terra, Cloud, and Tidus are the clear picks for their games, but how did you land on Yshtola for Final Fantasy 14
Also, this aura offers a huge buff to a creature, if you're interested in the mechanics, of course, and not just in how very cool the artwork is
My simple test is showing the word to three people that have never seen it before and have them read it aloud
10 Mana - Double Digits - Eldrazi Territory - Progenitus 11 Mana fits on One Page with only 14 printed cards
The 3-cost Artifact Ashnod's Altar, which lets you sacrifice a creature to farm mana, is represented by Sir Bedivere's Scales - a device for identifying and condemning witches which was the height of medieval English science (or, at least, more effective than checking for warty noses)