crimson dragon yugioh 5d's card Blader - Legendary Collection Crimson Dragon - Legendary 5D's

This indicates that the card is a promotional card, also referred to as a "promo." These are frequently given as a bonus to players when they purchase a deck

So, for four mana, Startled Awake is a Blue Sorcery that has an opponent mill thirteen cards

Spellweaver Volute Spellweaver Volute makes Enchant instant a real thing

When Mystic Tomato is destroyed, the player can special summon one Dark attribute monster from their hand or deck as long as said monster has 1500 or less attack points, and the monster must be Special Summoned in face-up attack mode

When released in Japan, their prices skyrocketed overseas, with collectors paying $300+ for them each