Advanced format ruling
Hero Flash!!
Card effect (current official text)Banish "H - Heated Heart", "E - Emergency Call", "R - Righteous Justice" and "O - Oversoul" from your Graveyard; Special Summon 1 "Elemental HERO" Normal Monster from your Deck. All "Elemental HERO" Normal Monsters you currently control can attack your opponent directly this turn.
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.