Yu - Gi - Oh ! VRAINS - Episode 012 " Impregnable Defending Dragon Firewall " is the twelfth episode of the " Yu - Gi - Oh ! VRAINS " anime . It first aired in Japan on August 2 , 2017 . It became available with official subtitles via Crunchyroll on the same day . Featured Duel : Playmaker vs . Revolver . Turn 7 : Revolver Playmaker activates the effect of " Firewall Dragon " to target monsters on the field or either ' s GY equal to the number of monsters co - linked with it and return them to the hand . Playmaker target s " Magnarokket Dragon " as " Borreload Dragon " cannot be targeted . As a Link Monster ' s effect is activated targeting " Magnarokket " , Revolver activates its effect , destroying it , and sending a monster on the field to the GY . Revolver tries to send " Firewall Dragon " to the GY , but Playmaker activates the effect of " Cynet Refresh " in his GY , banish ing it to make Cyberse Link Monsters he controls be unaffected by card effects until the end of this turn . As " Magnarokket " was sent to the GY this turn , Revolver activates its effect , Special Summon ing a " rokket " monster from his Deck . Revolver Special Summons " Anesthrokket Dragon " ( 0 / 2200 → 300 / 2500 ) in Defense Position . Turn 8 : Playmaker Playmaker draws and subsequently activates the Continuous Spell Card " Battle Buffer " , negating the effects of a number of monsters Revolver controls up to the number of monsters co - linked with each other Playmaker controls . After a Cyberse Link Monster battles , Playmaker can place a " Battle Buffer Counter " on " Battle Buffer " , increasing the ATK of all Cyberse Link Monsters he controls by 700 for each . He chooses to negate the effects of " Magnarokket " and " Anesthrokket " . " Firewall Dragon " attacks " Borreload Dragon " . Playmaker activates the effect of " Encode Talker " , as " Firewall Dragon " at its bottom Link Point is battling an opponent ' s monster with higher ATK , preventing the attacking monster from being destroyed by battle and reducing the battle damage to 0 . After the battle , either " Encode Talker " or a monster at its Link Point gains ATK equal to " Borreload Dragon " until the end of the turn . Playmaker chooses " Firewall Dragon " ( " Firewall Dragon " : 2800 → 5800 ATK ) . The effect of " Battle Buffer " activates , causing it to gain a " Battle Buffer Counter " ( " Battle Buffer " : 0 → 1 Battle Buffer Counter ) ( " Firewall Dragon " : 5800 → 6500 ; " Encode Talker " : 2600 → 3300 ) . " Encode Talker " attacks " Borreload Dragon " . Revolver activates the effect of " Borreload Dragon " , decreasing the ATK and DEF of a monster on the field by 500 . Revolver targets " Encode Talker " ( " Encode Talker " : 3300 → 2800 ATK ) . The attack continues and " Encode Talker " is destroyed ( Playmaker : 600 → 400 LP ) . " Battle Buffer " gains a " Battle Buffer Counter " ( " Battle Buffer " : 1 → 2 Battle Buffer Counters ; " Firewall Dragon " : 6500 → 7200 ) . As Playmaker does not control a monster in the Extra Monster Zone , he activates the effect of " Recoded Alive " in his GY , banishing it to Special Summon one of his banished " Code Talker " monsters . Playmaker Special Summons " Decode Talker " ( 2300 / LINK - 3 / ↙↑↘ ) , pointing it to " Borreload Dragon " . " Decode Talker " gains 500 ATK for each monster it points to ( " Decode Talker " : 2300 → 2800 ) . The effect of " Cynet Universe " increases the ATK of Link Monsters by 300 , while " Battle Buffer " also increases the ATK of " Decode Talker " by 700 for each " Battle Buffer Counter " on it ( " Decode Talker " : 2800 → 4500 ATK ) . " Decode Talker " attacks " Borreload Dragon " . Revolver activates his face - down " Borrel Cooling " , Tributing a Level 3 or lower monster to equip a " Borrel " monster with it . The equipped monster gains an effect that lets Revolver prevent a monster he controls from being destroyed . Revolver Tributes " Anesthrokket " and equips " Refrigeration " to " Borreload Dragon " . Revolver activates the other effect of " Refrigeration " to prevent " Magnarokket " from being destroyed . As a Link Monster ' s effect that targeted " Magnarokket " was activated , Revolver activates its effect , destroying it , and sending a monster on the field to the GY . Revolver sends " Decode Talker " to the GY . Playmaker activates the effect of " Parallel Port Armor " in his GY , banishing it and two Link Monsters from his GY to let a Link Monster he controls attack twice during this turn ' s Battle Phase . Playmaker banishes " Decode Talker " and " Encode Talker " and targets " Firewall Dragon " . " Firewall Dragon " attacks " Borreload Dragon " ( Revolver : 4000 → 0 LP ) . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .