Fists of the Gadgets

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can destroy this card, and if you do, add 1 Level 7 or lower "Mythical Beast" Effect Monster from your Deck to your hand. You can only use this effect of "Mythical Beast Master Cerberus" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 2 Spell Counters on this card when that Spell resolves. Cannot be destroyed by card effects while 4 or more Spell Counters are on your field. Once per turn: You can remove 4 Spell Counters from your field, then target 1 monster your opponent controls; banish it face-up, and if you do, this card gains ATK equal to the banished monster's original ATK until the end of the opponent's turn.

Mythical Beast Master Cerberus

Structure Deck: Order of the Spellcasters

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can target 1 monster in your GY that you can place a Spell Counter on; destroy this card, and if you do, Special Summon that monster, and if you do that, place 1 Spell Counter on it. You can only use this effect of "Mythical Beast Medusa" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 1 Spell Counter on this card when that Spell resolves. Once per turn, during the Battle Phase (Quick Effect): You can remove 2 Spell Counters from your field, then target 1 face-up monster on the field; its ATK/DEF become half its current ATK/DEF until the end of this turn.

Mythical Beast Medusa

The Infinity Chasers

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can destroy this card, and if you do, Special Summon 1 face-up "Mythical Beast" Pendulum Monster from your Extra Deck, except "Mythical Beast Jackal King". You can only use this effect of "Mythical Beast Jackal King" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 2 Spell Counters on this card when that Spell resolves. Once per turn, when an opponent activates a monster effect (Quick Effect): You can remove 2 Spell Counters from your field; negate the activation, and if you do, destroy that card.

Mythical Beast Jackal King

Extreme Force Special Edition

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can destroy this card, and if you do, shuffle 1 face-up Spellcaster Pendulum Monster from your Extra Deck into your Main Deck, except "Mythical Beast Bashilisk", then draw 1 card. You can only use this effect of "Mythical Beast Bashilisk" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 1 Spell Counter on this card when that Spell resolves. You can remove 3 Spell Counters from your field; return 1 "Mythical Beast" card from your Pendulum Zone or face-up from your Extra Deck to the hand. You can only use this effect of "Mythical Beast Bashilisk" once per turn.

Mythical Beast Bashilisk

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can target 1 other Spell/Trap on the field; destroy both it and this card. You can only use this effect of "Mythical Beast Garuda" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 1 Spell Counter on this card when that Spell resolves. When your opponent Normal or Special Summons a monster(s) (except during the Damage Step): You can remove 3 Spell Counters from your field; Special Summon this card from your hand, then return that opponent's Summoned monster(s) to the hand. You can only use this effect of "Mythical Beast Garuda" once per turn.

Mythical Beast Garuda

[ Pendulum Effect ] 
If you have no card in your other Pendulum Zone: You can target 1 face-up card you control that you can place a Spell Counter on; destroy this card, and if you do, place 1 Spell Counter on that card. You can only use this effect of "Mythical Beast Jackal" once per turn.

[ Monster Effect ] 
Each time a Spell Card is activated, place 1 Spell Counter on this card when that Spell resolves. You can remove 3 Spell Counters from your field and Tribute this card; Special Summon 1 "Mythical Beast" Effect Monster from your Deck, except "Mythical Beast Jackal".