- If you reduce the Level of the monsters in your hand with "Cost Down" then you can only target monsters whose Level is less than or equal to the monster's Level in your hand.
- If you increase the Level of a monster in your hand with "Level Conversion Lab" you can only send it to the Graveyard to target a monster whose Level is less than or equal to the original Level of the monster in your hand.
- Sending one Machine-Type monster from the hand to the Graveyard is a cost to activate the effect of "Shreddder".
- The effect of "Shreddder" targets one monster whose Level is equal to or less than the Level of the monster which was sent to the Graveyard as the cost.
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