Advanced format ruling
Bubble Shuffle
Card effect (current official text)Target 1 face-up Attack Position "Elemental HERO Bubbleman" you control and 1 face-up Attack Position monster your opponent controls; change both those targets to Defense Position, then Tribute that "Elemental HERO Bubbleman", then Special Summon 1 "Elemental HERO" monster from your hand.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.