So, for sleeving purposes, Vanguard cards are about the same size as yu gi oh cards : r cardfightvanguard Japanese Size Card Sleeves for Yugioh Playmatspro YuGiOh card size explained What Size Are Yu Gi Oh! Cards? Your Playmat Germany hosts Yugioh games with cards the size of five year olds Does anyone else use standard size sleeves for yugioh cards? I find they keep the cards from sliding around in binders. : r yugiohshowcase