. . "Discontinued"@en . . "Twelve dart chain"@en . . . "1997"^^ . "The twelve dart chain is a Nerf dart-holding chain that comes packaged with the RotoTrack."@en . . . "The twelve dart chain is a Nerf dart-holding chain that comes packaged with the RotoTrack."@en . "Mega Darts"@en . . . "Twelve dart chain"@en . . "12"^^ .