Effect
You can send 1 face-up Spell/Trap you control to the GY, then target 1 Level 4 or lower Insect monster in your GY; Special Summon that Insect monster in Defense Position. You can only use this effect of "Beetron" once per turn.
The monster effect of "Kabutron" is an Ignition Effect.
This effect targets 1 Level 4 or lower Insect-Type monster in your Graveyard.
When activating this effect, you send 1 face-up Spell/Trap Card you control to the Graveyard as a cost.
You can also activate this effect by sending a monster card that is being treated as a Spell Card to the Graveyard as a cost. However, you cannot activate this effect by sending a Pendulum Monster card that is placed in your Pendulum Zone as a Spell Card to the Graveyard.
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