The NetherworldDeity Obsidion

Category:Cost reduction 4
Category:Opponent discards cards
Category:BP 6000 at level 1
Category:BP 9000 at level 2
Category:BP 12000 at level 3
Category:Send core to Trash
Category:"Nether"-named
Category:1 core at level 1
Category:3 cores at level 2
Category:5 cores at level 3
Category:Must be blocked
Category:Hara Tomokazu
Category:When attacks
Category:Send core from spirit