
During your Main Phase, you can reveal 1 other "Hero" monster in your hand: Special Summon this card (from your hand). If this card is Normal Summoned: You can add 1 "Unknown Hero" monster from your Deck to your hand, except "Unknown Hero Watchful". If this card is used as a Material for the Synchro Summon of a "Unknown Hero" monster: You can target 1 card your opponent controls; negate it effects. You can only use each effect of "Unknown Hero Watchful" once per turn.

If this card is Normal Summoned; you can Set 1 "Unknown Hero" Spell/Trap Card from your Deck to your Spell/Trap Zone. If this card is Tributed for the Ritual Summon of a "Unknown Hero" Ritual Monster; you can Special Summon this card, but banish it when it leaves the field. You can only use each effect of "Unknown Hero Whisperer" once per turn.

During either player's Battle Phase, if a "Unknown Hero" monster you control battles (Quick Effect): You can discard this card; that monster cannot be destroyed by battle until the End Phase, also neither player takes battle damage from that battle. If you Normal Summon a "Unknown Hero" Tuner monster while this card is in your GY, except "Unknown Hero Cloak"; you can Special Summon this card from your GY, but place it on the top of your Deck when it leaves the field. You can only use each effect of "Unknown Hero Cloak" once per turn.

During your Main Phase: If you control a "Unknown Hero" monster while this card is in your hand, except "Unknown Hero Weaver"; you can Special Summon this card in face-up Defense Position. If this card is Tributed for the Ritual Summon of a "Unknown Hero" Ritual Monster; you can add 1 "Unknown Hero" card from your Deck to your hand. You can only use each effect of "Unknown Hero Weaver" once per turn.

You can only Ritual Summon this card with "Unknown Hero Calling Card". If this card is Ritual Summoned: You can shuffle 2 "Unknown Hero" cards with different names from your hand or GY into your Deck; banish 1 random card in your opponent's hand, face-down. You can only activate this effect of "Unknown Hero Espionaga" once per turn. If this card is used as a Material for the Synchro Summon of a "Unknown Hero" Synchro Monster, it gains the following effect.
*Once per turn (Quick Effect): You can Tribute 1 other "Unknown Hero" monster you control; banish 1 random card from your opponent's hand face-down, until the End Phase.

You can only Ritual Summon this card with "Unknown Hero Calling Card". If this card is Ritual Summoned: Your opponent must keep their hand revealed until the end of your next turn. You can only use this effect of "Unknown Hero Planesight" once per turn. Once per turn: You can discard 1 "Unknown Hero" monster; Special Summon 1 "Unknown Hero" monster from your GY, but its effects are negated. If this card is used as a Material for the Synchro Summon of a "Unknown Hero" Synchro Monster, that monster gains the following effect.
*Once per turn, you can Tribute 1 other "Hero" monster you control: Your opponent must keep their hand revealed until the end of your next turn.

You can only Ritual Summon this card with "Unknown Hero Calling Card". If this card is Ritual Summoned; you can Special Summon 1 "Unknown Hero" Tuner monster from your hand or GY. During your Battle Phase: You can discard 1 "Unknown Hero" monster; this card can attack your opponent directly. Other monsters you control cannot attack the turn you activate this effect. You can only use this effect of "Unknown Hero Swiftread" once per turn. If this card is used as a Material for the Synchro Summon of a "Unknown Hero" Synchro Monster, it gains the following effect.
*Once per turn, during your Battle Phase: You can banish 1 "Hero" monster from your GY; this card can attack your opponent directly.