Send, from your hand or your side of the field to the Graveyard, the Fusion Material Monster that are listed on a ""Gem-Knight"" Fusion Monster Card, then Special Summon that Fusion Monster from the Extra Deck. (This Special Summon is treated as a Fusion Summon.) If this card is in the Graveyard: You can banish 1 ""Gem-Knight"" monster from your Graveyard; add this card to your hand.
![Gem-Knight Fusion [Hidden Arsenal 5: Steelswarm Invasion] [HA05-EN026] | Gear Gaming Bentonville](http://bentonville.geargamingstore.com/cdn/shop/products/57414_200w.jpg?v=1570625823)
