"Sanga of the Thunder" + "Kazejin" + "Suijin" + 1 DARK "Shadow" monster
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 destroys or targets a card(s) you control (Quick Effect): You can negate that effect, and if you do, banish that card. You can only use this effect of "Gate Guardian of Shadows" thrice per turn. Once per turn, you can add 1 "Labyrinth" card from your Deck to your hand, and if you do, monsters your opponent currently controls lose 1600 ATK/DEF.