Maze of Memories

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by Tributing 1 "Sanga of the Thunder", "Kazejin", and "Suijin".

Gate Guardian

"Sanga of the Thunder" + "Kazejin"
Must be Special Summoned (from your Extra Deck) by banishing the above cards you control. During your Main Phase: You can add 1 Spell/Trap from your Deck to your hand that mentions "Sanga of the Thunder", "Kazejin", AND "Suijin". You can only use this effect of "Gate Guardian of Thunder and Wind" once per turn. If this face-up Special Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your banished "Sanga of the Thunder" or "Kazejin".

Gate Guardian of Thunder and Wind

"Suijin" + "Sanga of the Thunder"
Must be Special Summoned (from your Extra Deck) by banishing the above cards you control. Once per Chain (Quick Effect): You can target 1 face-up monster your opponent controls; change its ATK to 0 until the end of this turn. You can only use this effect of "Gate Guardian of Water and Thunder" twice per turn. If this face-up Special Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your banished "Suijin" or "Sanga of the Thunder".

Gate Guardian of Water and Thunder

"Kazejin" + "Suijin"
Must be Special Summoned (from your Extra Deck) by banishing the above cards you control. Once per Chain, when your opponent activates a Spell/Trap Card or effect on the field (Quick Effect): You can negate that effect. You can only use this effect of "Gate Guardian of Wind and Water" twice per turn. If this face-up Special Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 of your banished "Kazejin" or "Suijin".

Gate Guardian of Wind and Water

"Sanga of the Thunder" + "Kazejin" + "Suijin"
Must be Special Summoned (from your Extra Deck) by banishing the above cards from your hand, field, and/or GY. When your opponent activates a card or effect that targets a card(s) you control (Quick Effect): You can negate that effect, and if you do, destroy that card. You can only use this effect of "Gate Guardians Combined" thrice per turn. If this face-up Special Summoned card in its owner's control leaves the field because of an opponent's card: You can Special Summon 1 Level 11 or lower "Gate Guardian" monster from your Deck or Extra Deck, ignoring its Summoning conditions.

Gate Guardians Combined

Speed Duel GX: Midterm Paradox

Activate this Skill while your LP are 1000 or less. You can Normal Summon "Suijin", "Kazejin", or "Sanga of the Thunder" without Tributing this turn, OR, if you control "Suijin", "Kazejin", and "Sanga of the Thunder", you can apply this Skill instead.
● Send as many cards on the field as possible to the GY, then Special Summon 1 "Gate Guardian" from your Deck, ignoring its Summoning conditions.