Covering both Red Dragon Archfiend and Speedroid.
Speedroid Mitsume no Dice (Speedroid Three-Eyed Dice)
Level 3 WIND Machine-Type Tuner Effect Monster
ATK 300
DEF 1500
(1) During your opponent’s turn: You can banish this card from your Graveyard; negate the next attack this turn from a monster your opponent controls (this is a Quick Effect).
Mirror Resonator
Level 1 LIGHT Fiend-Type Tuner Effect Monster
ATK 0
DEF 0
The (1) effect of “Mirror Resonator” can only be used once per turn.
(1) If your opponent controls a monster that was Special Summoned from the Extra Deck, and you do not, and this card is in your hand or Graveyard: You can Special Summon this card. If Summoned this way, banish it when it leaves the field.
(2) Once per turn: You can target 1 face-up monster your opponent controls; this card is treated as having that target’s Level when this card is used as a Synchro Material Monster this turn.
Speedroid Shave Boomerang
Level 4 WIND Machine-Type Effect Monster
ATK 2000
DEF 0
(1) This card cannot attack the turn it is Normal Summoned.
(2) Once per turn: You can target 1 face-up monster on the field; change this card to Defense Position, and if you do, that target monster loses 800 ATK until the end of this turn.
Synchro Cracker
Speedroid Mencoat
are both in High-Speed Riders but their effects are unknown.
Speedroid Deck
1 Speedroid Shave Boomerang
3 Speedroid Double Yoyo
1 Speedroid Mencoat/Menkoto
2 Speedroid Ohajikid
3 Speedroid Taketonborg
3 Speedroid Beigomax
3 Speedroid Three-Eyed Dice
3 Speedroid Red-Eyed Dice
1 Mathematician
1 Genex Ally Birdman
2 Card Trooper
1 Iron Call
1 Foolish Burial
2 Galaxy Cyclone
1 Monster Reborn
1 Synchro Cracker
3 Speed Rebirth
2 Hidden Shot
1 Harpie’s Feather Duster
1 One for One
2 Compulsory Evacuation Device
1 Great Horn of Heaven
1 Diceroll Battle
1 Call of the Haunted
1 Leo, Keeper of the Sacred Tree
1 Trishula, Dragon of the Ice Barrier
2 Mist Wurm
1 Stardust Dragon
2 Clear Wing Synchro Dragon
1 Black Rose Dragon
1 Orient Dragon
2 Hi-Speedroid Kendama
1 Armades, Keeper of Boundaries
1 Hi-Speedroid Chanbarider
1 Armory Arm
1 Mist Bird Clausolas
Red Dragon Archfiend Deck
3 Vice Dragon
3 Red Sprinter
3 Red Resonator
2 Dark Resonator
1 Synchlone Resonator
1 Chain Resonator
2 Mirror Resonator
1 Battle Fader
1 Archfiend Cavalry
3 Risebell the Star Adjuster
1 Ghost Ogre & Snow Rabbit
2 Maxx “C”
3 Resonator Call
1 Foolish Burial
2 Galaxy Cyclone
3 Emergency Teleport
1 Monster Reborn
1 Harpie’s Feather Duster
1 Griefing Fiend
3 Powerful Rebirth
1 Red Cocoon
2 Fiendish Chain
1 Hot Red Dragon Archfiend King Calamity
1 Red Nova Dragon
2 Hot Red Dragon Archfiend Belial
2 Hot Red Dragon Archfiend Abyss
1 Hot Red Dragon Archfiend
1 Red Dragon Archfiend
1 Red Dragon Archfiend Scar-Right
1 Exploder Dragonwing
1 PSYFrame Lord Zeta
2 Red Wyvern
1 Goyo Chaser
1 Samsara, Dragon of Rebirth
