63x88mm card sleeves Dragon Shield - Dual Matte the matte dual sleeves have a slightly less textured back while still providing an excellent feel and making shuffling a breeze Premium Sleeves for Hegemony- Hegemonic

Saying that, needing four cards is a bit of a stretch, even with Formidable Speaker providing redundancy

This is entirely due to the new Elemental HERO Shining Neos Wingman (YGOrg Translation) , a Level 8 Fusion that destroys cards your opponent controls up to the number of different attributes on the field

Gren Maju Da Eiza , Golden Homunculus , and Helios The Primordial Sun all gain ATK and DEF according to the number of cards banished

My best guess was that seven is one of the more common numbers for card games where you draw cards and perhaps it won out because it was what Richard Garfield thought people would assume to draw

Welcome to today's edition of the Daily Dose of Oath of the Gatewatch

double this card's ATK until the end of your opponent's turn, also, any battle damage it inflicts to your opponent this turn is halved