her Blue, card-draw facilitation reflects her Materia-hunting background, while her Black-deck chip damage represents her strength in battle
Make sure you always know where the Pokmon Centres are, and carry Potions and Revives with you
Two of the easiest upgrade paths would be to head toward a big artifact / reanimator strategy with cards like Goblin Welder, Daretti, Scrap Savant, and other huge artifact finishers like Wurmcoil Engine, or play a token- / Thopter-themed deck with the help of cards like Sai, Master Thopterist, Pia and Kiran Nalaar, and friends
Theres no cast restriction, meaning if you blink her, youll still get the requisite number of tokens