Card Rulings:Mathmech Division
OCG Rulings
- This card's effect that Special Summons Level 4 Cyberse monsters from your hand and/or GY is an Ignition Effect. (It does not target.)[1]
- Tributing a Cyberse monster you control in the Extra Monster Zone is the cost to activate this effect. (You can also Tribute a face-down Defense Position Cyberse monster.)[1]
- This card's effect that halves the ATK of a monster on the field is a Trigger Effect that activates in the GY. (It targets 1 face-up monster in either your Monster Zone or your opponent's Monster Zone, and can be activated during the Damage Step.)[1]
- When this effect is applied, the targeted monster's ATK becomes half its current ATK on the field.[1]
Q&A Rulings
- Q: Can I activate the first effect of "Mathmech Division" if I have no Level 4 Cyberse monsters in both my hand and GY?
- A: Since the effect of "Mathmech Division" Special Summons up to 1 Cyberse monster each from your hand and GY, it can only be activated if you have a Level 4 Cyberse monster in either your hand or GY.[2][3]
