{
  "wand_basic":   { "display_name": "小木法杯", "slot_count": 5, "topology": 0, "cpu_limit": 5, "cast_interval": 0.5,  "feature_tags": 0, "mana_max": 100, "mana_regen": 8 },
  "wand_fast":    { "display_name": "高速法杯", "slot_count": 3, "topology": 0, "cpu_limit": 3, "cast_interval": 0.25, "feature_tags": 0, "mana_max": 60,  "mana_regen": 6 },
  "wand_memory":  { "display_name": "记忆法杖", "slot_count": 6, "topology": 0, "cpu_limit": 6, "cast_interval": 0.5,  "feature_tags": 1, "mana_max": 100, "mana_regen": 8 },
  "matrix_board": { "display_name": "矩阵板",   "slot_count": 8, "topology": 1, "cpu_limit": 8, "cast_interval": 0.5,  "feature_tags": 0, "grid_rows": 2, "grid_cols": 4, "mana_max": 120, "mana_regen": 9 },
  "circuit_fork": { "display_name": "分叉回路", "slot_count": 3, "topology": 2, "cpu_limit": 5, "cast_interval": 0.6,  "feature_tags": 0, "edges": [{"from": 0, "to": 1}, {"from": 0, "to": 2}], "mana_max": 100, "mana_regen": 8 },
  "wand_eternal": { "display_name": "永恒法杖", "slot_count": 8, "topology": 0, "cpu_limit": 6, "cast_interval": 0.5, "feature_tags": 5, "mana_max": 40, "mana_regen": 4, "mana_leech": 2 }
}