Gem-Knight Emerald is a Rare Effect Monster card from Yu-Gi-Oh! (Photon Shockwave, PHSW). Current market price: $0.49.
Rare
Photon Shockwave (PHSW)
Card Text
You can banish this face-up card you control and 1 face-up Normal Monster you control to target 1 "Gem-Knight" Fusion Monster in your Graveyard; Special Summon it from the Graveyard.
