“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.