No. 20 Long Field

Category:Cost reduction 2
Category:Draw cards
Category:Activate Effect
Category:Nexus with "No." in its name
Category:"Souldragon" support
Category:Your Attack Step
Category:Start of Your Attack Step
Category:0 cores at level 1
Category:2 cores at level 2
Category:Treat Soul Core as sent to trash
Category:Harada Midori
Category:Send Soul Core to Trash