{"canonical_id_v02":"84789255bb32","identity":{"artist":"Rémi Jacquot","game":"mtg","grade":"raw","image_url":"https://cards.scryfall.io/normal/front/e/d/ed09139b-a66e-4cd1-b45a-23a4648d3401.jpg?1783907862","locale":"en","name":"Broodheart Engine","number":"193","rarity":"uncommon","series_slug":"aetherdrift","set_name":"Aetherdrift","set_slug":"aetherdrift","vintage":"modern_rotation"},"meta":{"build_inputs_sha":"dd33b3c6ef9b37c9","confidence_tier":"T1_sales_derived","generated_at_utc":"2026-08-30T16:37:28Z","methodology_version":"v0.7","schema_version":"0.2.0"},"narrative":null,"price":{"bid_ask_spread_pct":null,"by_printing":{"Foil":{"buylist":null,"fetched_at_utc":"2026-08-29T00:00:00Z","listed_median":null,"market_price":0.33},"Normal":{"buylist":null,"fetched_at_utc":"2026-08-29T00:00:00Z","listed_median":null,"market_price":0.21}},"cohort_relative_zscore":null,"fetched_at_utc":"2026-08-29T00:00:00Z","latest_buylist":null,"latest_listed_median":null,"latest_market_price":0.33,"primary_printing":"Foil","primary_printing_in_record":"Foil","primary_printing_resolution":"exact"},"similar_cards":[],"structure":{"_methodology_version":"v0.7","_source_breakdown":{"tcgcsv_archive":70,"tcgcsv_forward":1081},"as_of_date":"2026-08-29","ath_date":"2025-01-31","ath_price":1.69,"atl_date":"2025-06-21","atl_price":0.07,"canonical_id_v02":"84789255bb32","canonical_id_v03":null,"canonical_id_v1":null,"climatology_baseline_pct":{"CALM":34,"DRAWDOWN":27,"HEATED":39},"cohort_label":"mtg-en-raw-nascent","cohort_source":"derived","current_off_ath_pct":-87.57,"current_price":0.21,"history_first_date":"2025-01-31","history_last_date":"2026-08-29","history_n_obs":1151,"history_n_obs_series":576,"liquidity_tier":"T2","notable_moments":[{"date":"2025-10-18","delta_pct":37.5,"label":"+38% day-over-day","price":0.11,"type":"outlier_spike"},{"date":"2025-08-01","delta_pct":45.5,"label":"+45% day-over-day","price":0.16,"type":"outlier_spike"},{"date":"2025-07-24","delta_pct":37.5,"label":"+38% day-over-day","price":0.11,"type":"outlier_spike"},{"date":"2025-06-21","delta_pct":-95.9,"label":"-96% off peak","price":0.07,"type":"drawdown_low"},{"date":"2025-02-20","delta_pct":41.7,"label":"+42% day-over-day","price":0.17,"type":"outlier_spike"},{"date":"2025-02-16","delta_pct":-41.2,"label":"-41% day-over-day","price":0.1,"type":"outlier_spike"},{"date":"2025-02-07","delta_pct":-43.1,"label":"-43% day-over-day","price":0.29,"type":"outlier_spike"},{"date":"2025-02-01","delta_pct":-46.7,"label":"-47% day-over-day","price":0.9,"type":"outlier_spike"}],"position_in_own_range_pctile":75,"regime_entered_date":"2026-08-20","regime_label":"HEATED","regime_occupancy_pct_1y":{"CALM":9,"DRAWDOWN":12,"HEATED":79},"regime_occupancy_pct_lifetime":{"CALM":6,"DRAWDOWN":8,"HEATED":86},"regime_run_length_days":9,"regime_transitions":[{"date":"2025-12-10","from":"HEATED","to":"CALM"},{"date":"2025-12-11","from":"CALM","to":"HEATED"},{"date":"2026-03-31","from":"HEATED","to":"CALM"},{"date":"2026-04-03","from":"CALM","to":"HEATED"},{"date":"2026-06-05","from":"HEATED","to":"CALM"},{"date":"2026-06-09","from":"CALM","to":"HEATED"},{"date":"2026-06-12","from":"HEATED","to":"CALM"},{"date":"2026-07-06","from":"CALM","to":"DRAWDOWN"},{"date":"2026-08-18","from":"DRAWDOWN","to":"HEATED"},{"date":"2026-08-19","from":"HEATED","to":"DRAWDOWN"},{"date":"2026-08-20","from":"DRAWDOWN","to":"HEATED"}],"residual_vs_cohort_14d_pct":-16,"residual_vs_cohort_30d_pct":-16,"residual_vs_cohort_90d_pct":-22.8,"series_printing":"Normal","series_printing_determinacy":{"decided_by":"total_tiebreak","margin":0,"n_candidates":2,"pool":"recent","tie_members":["Foil","Normal"]}},"trajectory":{"return_1y_pct":90.91,"return_30d_pct":-19.23,"return_7d_pct":0,"return_90d_pct":-27.59,"series_30d":[{"date":"2026-07-30","price":0.26},{"date":"2026-07-31","price":0.26},{"date":"2026-08-01","price":0.26},{"date":"2026-08-02","price":0.25},{"date":"2026-08-03","price":0.25},{"date":"2026-08-04","price":0.25},{"date":"2026-08-05","price":0.26},{"date":"2026-08-06","price":0.25},{"date":"2026-08-07","price":0.26},{"date":"2026-08-08","price":0.26},{"date":"2026-08-09","price":0.26},{"date":"2026-08-10","price":0.26},{"date":"2026-08-11","price":0.26},{"date":"2026-08-12","price":0.25},{"date":"2026-08-13","price":0.25},{"date":"2026-08-14","price":0.25},{"date":"2026-08-15","price":0.25},{"date":"2026-08-16","price":0.25},{"date":"2026-08-17","price":0.25},{"date":"2026-08-18","price":0.23},{"date":"2026-08-19","price":0.24},{"date":"2026-08-20","price":0.21},{"date":"2026-08-21","price":0.21},{"date":"2026-08-22","price":0.21},{"date":"2026-08-23","price":0.21},{"date":"2026-08-24","price":0.2},{"date":"2026-08-25","price":0.2},{"date":"2026-08-26","price":0.22},{"date":"2026-08-27","price":0.22},{"date":"2026-08-28","price":0.22},{"date":"2026-08-29","price":0.21}],"series_90d_thinned":[{"date":"2026-05-31","price":0.29},{"date":"2026-06-02","price":0.26},{"date":"2026-06-04","price":0.25},{"date":"2026-06-06","price":0.23},{"date":"2026-06-08","price":0.23},{"date":"2026-06-10","price":0.25},{"date":"2026-06-12","price":0.25},{"date":"2026-06-14","price":0.28},{"date":"2026-06-16","price":0.29},{"date":"2026-06-18","price":0.28},{"date":"2026-06-20","price":0.3},{"date":"2026-06-22","price":0.28},{"date":"2026-06-24","price":0.27},{"date":"2026-06-26","price":0.29},{"date":"2026-06-28","price":0.3},{"date":"2026-06-30","price":0.3},{"date":"2026-07-02","price":0.29},{"date":"2026-07-04","price":0.29},{"date":"2026-07-06","price":0.29},{"date":"2026-07-08","price":0.28},{"date":"2026-07-10","price":0.28},{"date":"2026-07-12","price":0.28},{"date":"2026-07-14","price":0.27},{"date":"2026-07-16","price":0.26},{"date":"2026-07-18","price":0.26},{"date":"2026-07-20","price":0.26},{"date":"2026-07-22","price":0.26},{"date":"2026-07-24","price":0.26},{"date":"2026-07-26","price":0.26},{"date":"2026-07-28","price":0.28},{"date":"2026-07-30","price":0.26},{"date":"2026-08-01","price":0.26},{"date":"2026-08-03","price":0.25},{"date":"2026-08-05","price":0.26},{"date":"2026-08-07","price":0.26},{"date":"2026-08-09","price":0.26},{"date":"2026-08-11","price":0.26},{"date":"2026-08-13","price":0.25},{"date":"2026-08-15","price":0.25},{"date":"2026-08-17","price":0.25},{"date":"2026-08-19","price":0.24},{"date":"2026-08-21","price":0.21},{"date":"2026-08-23","price":0.21},{"date":"2026-08-25","price":0.2},{"date":"2026-08-27","price":0.22},{"date":"2026-08-29","price":0.21}],"series_key":"615813|Normal","series_printing":"Normal"},"vendor_links":{"cardmarket_url":null,"ebay_search_url":"https://www.ebay.com/sch/i.html?_nkw=Broodheart%20Engine%20Aetherdrift&mkcid=1&mkrid=711-53200-19255-0&campid=5339074870&toolid=10001","pokemontcg_url":null,"scryfall_url":"https://scryfall.com/search?q=Broodheart%20Engine","tcgplayer_url":"https://www.tcgplayer.com/search/all/product?q=Broodheart%20Engine%20Aetherdrift&partner=7060428&utm_campaign=affiliate&utm_medium=tcgvibes&utm_source=tcgvibes"},"_handle":{"canonical_id":"84789255bb32","game":"mtg","html":"https://tcgvibes.com/cards/84789255bb32","methodology":"https://tcgvibes.com/methodology","witness_chain":"https://tcgvibes-witness.jjk91525.workers.dev/chain/latest","build_shard":"cards/mtg/builds/dd33b3c6ef9b37c9/84.json","provenance_fields":["price.fetched_at_utc","price.latest_market_price","price.primary_printing","meta.build_inputs_sha","meta.methodology_version","meta.schema_version","meta.confidence_tier","meta.generated_at_utc"],"reading":"`provenance_fields` lists the provenance keys THIS record actually carries, derived from it rather than written down: the price.* entries name the OBSERVATION, the meta.* entries identify the BUILD and the RULE that derived it. The witness chain carries the per-day envelope with its own code_commit and prev_hash. Every field here is served verbatim from the build shard — this block points, it never restates."}}