The First card is from Zexal II, the second one is from Zexal III and the last one is from the manga

ZW sands for Zexal Weapon

ZS sands for Zexal Server

SZW sand for Shinning Zexal Weapon

ZW, ZS & SZW cards on the page

ZW- Sleipner Mail

SW - Vanish Sage

SZW - Fenrir Sword