legends card sleeves Riftbound: League of Spirit Blossom Ahri See images for more details Riftbound: League of Legends Sleeves

Being included in Legends: Z-A ensures that more AZ content is on the way, and he may even get more cards, sparking interest in this card as it was his very first card

Another factor adding to the cards demand is the fact that it uses Fairy Energy cards

Though playtest cards are illegal by default, if your playgroup is fine with you using them, you can "rule-zero" them and play with them anyway

RD/GO02-JP002 Magicians Valkyria Level 4 LIGHT Spellcaster Effect Monster [LEGEND] ATK 1600 DEF 1800 [REQUIREMENT] None [CONTINUOUS EFFECT] Your opponent cannot attack face-up Spellcaster monsters, except this card

Umori, the Collector Running Umori as a companion puts a ridiculous restriction on a 100-card singleton deck