However, that is 49 blocks, and maybe you don't want to make that many. Six rows by six, or 36 squares, with three inch sashes and a three inch sashed border would give you more than enough for your queen size comforter, 93 X 93.
5.) Whether or not the character(s) are good to play as is irrelevant. I have come to the assumption that the strongest characters are Super Sayain 4 Goku, Vegeta, and Gogeta, Omega, Nuova, and Eis Shenron, Super Saiyan God Goku, Whis, Beerus, and Super 17.
In the English version, Ace is voiced by Eric Stuart, the same man who voices Dr. Z. This is quite obvious in episode 75; when Ace is scared by a dragonfly, he screams and it sounds exactly like Dr. Z. He is the fastest main dinosaur, with Spiny coming in second.