Mathmech Diameter
Market price · TCGPlayer
Updated Sep 14, 2026
$0.38
Type
Cyberse
Level
4
ATK
1000
DEF
1500
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. <br>• 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. <br>You can only use each effect of "Mathmech Diameter" once per turn.
Appears in 1 expansion
Printings (1)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Rise of the Duelist | ROTD-EN028 | Common | $0.38 |
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