Tengu format ruling
Ballista of Rampart Smashing
Card effect (current official text)If the equipped monster attacks a face-down Defense Position monster, it gains 1500 ATK during damage calculation only.
Rulings
If the equipped monster attacks a face-down Defense Position monster, it gains 1500 ATK during damage calculation only.
- This Continuous-like Effect increases the ATK in Substep 4 - Damage Calculation.
- Ballista of Rampart Smashing only increases the ATK for damage calculation, then the increase disappears after the end of damage calculation.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.