Simulated holo effect, for illustration only.
Mathmech Diameter
- Expansion
- Rise of the Duelist
- Code
- ROTD-EN028
- Rarity
- Common
- Card type
- Monster · Cyberse/Tuner/Effect
- Attribute
- LIGHT
- Level
- 4
- ATK / DEF
- 1000 / 1500
- Archetype
- Mathmech
Card text
When this card is Normal Summoned: You can target 1 Level 4 Cyberse monster in your GY; Special Summon it, but it cannot activate its effects. A "Mathmech" monster that was Synchro or Xyz Summoned using this card on the field as material gains the following effect. ● Once per turn, during the turn this card was Special Summoned, when your opponent activates a card or effect (Quick Effect): You can negate that effect. You can only use each effect of "Mathmech Diameter" once per turn.
Price history
Ungraded cards
Condition: Near Mint (Mint and Near Mint)
- From
- —
- Price trend
- €0.21
- Average price 30 days
- €0.46
- Average price 7 days
- €0.54
- Average price 1 day
- €0.07
Oct 2, 2026 · €0.21
Show data as a table
| Date | Price | Low |
|---|---|---|
| Oct 2, 2026 | €0.21 | — |
| Oct 1, 2026 | €0.21 | — |
Graded index
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