Effect
Your opponent cannot target Insect-Type monsters for attacks, except this one. If this card is Special Summoned: You can Special Summon 1 "Block Spider" from your Deck. You can only use this effect of "Block Spider" once per turn.
The monster effect "①: While this card is in the Monster Zone, your opponent cannot target other Insect-Type monsters for attacks" is a Continuous Effect.
The monster effect "(2): If this card is Special Summoned: You can Special Summon 1 'Block Spider' from your Deck" is a Trigger Effect that can be activated optionally. (It does not target. It can also be activated during the Damage Step.)
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