Summoning Swarm (BLHR-EN040) - Battles of Legend: Hero's Revenge 1st Edition

Target Level 4 or lower "Battlewasp" monsters in your GY, up to the number of monsters your opponent controls; Special Summon them. You can only activate 1 "Summoning Swarm" per turn. You cannot Special Summon monsters from the Extra Deck the turn you activate this card, except Insect monsters.