{ "archetype_tags": [ "midrange" ], "colors": [], "concept_text": "Jund fair attrition", "created_at": 1781240884, "files": { "decklist": "decklist.txt", "first_principles": "first_principles.md", "guide": "guide.md", "reflection": "reflection.md" }, "formats": [ "timeless" ], "mechanic_tags": [ "discard" ], "source_metadata": { "base_choice": "timeless_jund_midrange:v1", "generated_at": "2026-06-17T22:13:29.792579+00:00", "generator": "codex-exec-policy-compiled-guide", "model": "gpt-5.5", "reasoning": "xhigh", "template": "policy-compiled-guide" }, "strategy_id": "timeless_jund_midrange", "strategy_label": "Jund Midrange", "tags": [ "midrange", "discard" ], "validation_warnings": [], "version_id": "v1", "version_label": "v1 - Policy-Compiled Guide 2026-06-17", "version_note": "Policy-Compiled Guide 2026-06-17", "version_number": 1 }