Spell
ContinuousMachine Assembly Line
Archetype:
Junk
View:
3894
All Machine-Type monsters on the field gain 200 ATK. Each time a face-up Machine-Type monster(s) on the field is destroyed by battle or card effect, place 2 Junk Counters on this card. You can send this card to the Graveyard, then target 1 Machine-Type monster in your Graveyard whose Level is less than or equal to the number of Junk Counters that were on this card; Special Summon that target.
Machine Assembly Line — Power Evaluation
Final Score: 44 ± 5 · Confidence: Medium
- Intrinsic: 45 · Deck: 44 · Meta: provisional
- Primary role: Recovery/Recursion · Secondary: Material support, Utility/Machine synergy
Why it scores here
Machine Assembly Line is a supporting spell that slowly builds resources through Junk Counters as machines fall in combat or to effects, enabling mid-to-late game recovery of machine-type monsters from the graveyard. The +200 ATK buff is negligible and does not factor into the score. The card's value depends entirely on both the presence of machine-type monsters and their destruction, making it reactive rather than proactive; zero combo evidence and zero guides mean we cannot confirm it actually converts that recovery into wins at competitive scales. Deck evidence shows it appears across 14+ archetypes but never dominates (max 14.3% in Junk), suggesting a niche supporting role rather than a staple.
Axis scores
| Axis | Score | Evidence |
|---|---|---|
| Accessibility | 55 | The card is a Continuous Spell accessible via draw or generic Spell search, but has no dedicated searcher and is not a combo starter in any archetype (observed via zero combo appearances). |
| Combo & Conversion | 38 | It is a passive accumulator requiring existing machines on field and their destruction; early-game conversion is zero (no counters), late-game is conditional (level cap). Zero combo evidence prevents any confirmation of real combo integration (inferred). |
| Resource Economy | 62 | Over many turns and multiple machine deaths, it can accumulate significant Junk Counters and enable repeated special summons, roughly neutral-to-positive in machine-heavy midgames but zero evidence of activating consistently (inferred). |
| Effect & Interaction | 10 | The card has zero interaction with the opponent's board—no negation, no removal, only a soft +200 ATK buff and constructive recovery (verified via card text). |
| Material Utility | 5 | As a Continuous Spell, it cannot be used as material for any summoning method and provides no Level, attribute, or other resource for materialization (verified via card type). |
| Resilience & Flexibility | 35 | The card is a single-copy field presence vulnerable to any single removal or bounce; once spent, it is gone, and copies do not form a resilient line (inferred from text and lack of self-loop). |
| Deck-Building Efficiency | 58 | It is a clean Continuous Spell with no summon requirements and no locks, but requires a machine-heavy deck to function, imposing moderate deckbuilding cost; 1–3 copies are standard (observed via copy distribution and no garnet/lock evidence). |
Calculation
Weight profile: 0.7 Recovery/Recursion + 0.3 Utility (default). Intrinsic ≈ 45, Deck ≈ 44, Meta = provisional. Modifiers: none. Final formula: 0.40*Intrinsic + 0.60*Deck
Strengths
- Cumulative resource generation: Junk Counters grow naturally as machines are destroyed, enabling multiple special summons over a game.
- Broad archetype compatibility: Appears across Junk, Ancient Gears, Train, Jinzo, and 10+ other machine-type homes.
- Efficient deck integration: Continuous Spell with no locks, searchable via generic Spell tutors.
Weaknesses
- Zero opponent interaction: Offers no negation, removal, or disruption; purely constructive.
- Slow, reactive resource generation: Counters only accumulate as machines die; early game contribution is minimal or zero.
- Single-point-of-failure resilience: One removal or bounce ends the card's effect; no inherent redundancy.
- No established combo lines: Zero appearances in recorded boards suggest limited integration into modern high-speed decks.
Counters / choke points
- Spell removal (Galaxy Cyclone, Mystical Space Typhoon)
- Bounce effects (Compulsory Evacuation Device)
- Negation of the special summon activation (Ash Blossom & Joyous Spring, Veiler)
Best use
Supporting field presence for mid-to-late game machine recovery.. Decks: Junk, Ancient Gears, Train, Machine synergy decks.
Evidence & gaps
- Verified: Card text: +200 ATK to all machines; 2 Junk Counters per destroyed machine; send to GY + special summon machine with level ≤ counter count.; Deck frequency: 35 recent decks, all main deck.; Top partners: Monster Reborn (48.6%), Raigeki (42.9%), Rare Metalmorph (40%), Limiter Removal (40%).
- Observed: Archetype spread: 14+ homes, max 14.3% in Junk archetype.; Copy distribution: avg 1.37 per deck, max 3 copies.; Partnership co-occurrence: Union Hangar (25.7%), Jade Knight (31.4%), Victory Viper XX03 (31.4%) confirm machine synergy.
- Inferred: Support/enabling role: Accumulates resources over time rather than generating instant value.; Moderate resilience: Single Spell, no self-loop, vulnerable to any single removal.; Resource economy is neutral-to-positive in machine midgames, dependent on destruction frequency.
- Data gaps: No combos supplied — combo conversion role and modern deck integration cannot be verified; score is text-inferred only. No guides supplied — no human analysis of role or synergy. No usage statistics (StatisticsCard) — archetype inclusion % estimated from small (35-deck) sample only; broader inclusion unknown. No banlist token — card is unlimited across all four formats (assumed). No top-card ranking — cannot assess whether it appears in winning tournament decks.