This text is from the most recent printing of the card. It may not apply to Edison Format!
When exactly 1 monster with 1500 or less ATK is Special Summoned to your field while your opponent controls a face-up monster: Special Summon as many monsters as possible with the same name as the Summoned monster, from your hand, Deck, and GY, in Attack Position, also your opponent Special Summons as many monsters as possible with the same name as 1 of their face-up monsters, from their hand, Deck, and GY.
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Card Information:
Quick-Play Spell Card
Inferno Reckless Summon is Unlimited in Edison Format