yugioh deck destruction virus Devastation Konami Gold Series 4 Pyramids Deck Devastation Virus - Yu-Gi-Oh!

Take Lord of Atlantis, for example

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C Common Crystal Beast Sapphire Pegasus X WIND Level 4 [ BeastEffect ] ATK 1800 DEF 1200 When this card is Summoned: You can place 1 "Crystal Beast" monster from your hand, Deck, or GY, face-up in your Spell & Trap Zone as a Continuous Spell

However, Ancient Gear Fusion can get around this restriction and use materials straight from your deck, which is the best effect a Fusion Spell can have

Its also a perfect candidate for inclusion in Grixis Control lists with lots of spells that cost 3-mana or less