Amplify the Arknight (Red) - Rainbow Foil - 1st Edition Tweet Out of stock. Wishlist Details Card Effect: Amplify the Arknight costs [1 Resource] less to play for each Runechant you control. Card Name: Amplify the Arknight (Red) Card Number: ARC094-C Card Sub-type: Attack Card Type: Action Class: Runeblade Cost: 3 Defense Value: 3 Edition: 1st Edition Finish: Rainbow Foil Pitch Value: 1 Power: 6 Rarity: Common Set Name: Arcane Rising