Once you've activated Jin-Gitaxias's last ability, it doesn't matter what happens to the number of cards in your hand
Gold Messi card is one of just ten printed and graded Gem Mint 9.5 by BGS
Your creatures are bigger, you can recur them if they're dealt with, and they often provide some form of card advantage
We are told the approximate ratios, in the form of an evil middle-school math problem: There are about half as many neon green cards as neon blue cards, and about a quarter as many neon red cards as neon green cards. Ill spare you the equation and the fractions, but at those ratios, a sheet of 121 cards would have roughly 75 blue, 37 green, and 9 red versions
When an overall scores is calculated, it can be converted into traditional "A,B,C..." grades and used for transcripts, eligibility, and state reports