Konami Digital Entertainment is wasting no time powering up Yu-Gi-Oh! Speed Duel. Hot on the heels of Arena of Lost Souls comes new booster Attack from the Deep.

Attack from the Deep will upgrade Speed Duel Decks with 45-new-to-Speed Duel cards and 5 new Skill Cards.  The 50-card set includes 34 Common, 8 Super Rares, and 8 Ultra Rares. There are Skill Cards for both Kaiba and Joey Wheeler, and Mako Tsunami will make his Speed Dueling debut with his army from the deep, including 3 Skill Cards.

Yu-Gi-Oh! Speed Duel – Arena of Lost Souls will release on March 29  (see “'Yu-Gi-Oh! Speed Duel' Gets First Booster”), with Attack from the Deep following on May 31.