For Ruby, Ive chosen Mulan, Imperial Soldier as a good balancepotent enough to see play in some Ruby builds, Mulan gives you solid stats for her ink cost and an ability that can alter the game state quickly
Unlimited is the term given to cards that do not have the 1st Edition stamp
Also Pokmon V cards have been partially revealed from Pokemon TCG Sword & Shield
Kind of like the Illustrator in Pokemon, which isnt not extreemly rare like some of the other cards, but its so sought after that its price point hits the upper level of Yugioh cards
Colorless Pokmon cards can make good use of a load of special Energy types, such as Double Colorless Energy or Triple Acceleration Energy
This is obviously thanks to its main ability, which effectively revives your fallen creatures