Vision HERO Gravito (BLHR-EN009) - Battles of Legend: Hero's Revenge 1st Edition

If this card is Normal or Special Summoned: You can target 1 of your banished "HERO" monsters; add it to your hand. You can Tribute this card, then target 2 "Vision HERO" Monster Cards in your Spell & Trap Zone; Special Summon them. You can only use each effect of "Vision HERO Gravito" once per turn.