Tengu format ruling
Maji-Gire Panda

Card effect (current official text)Each time a Beast-Type monster(s) on the field is destroyed, this card gains 500 ATK.
Rulings
- The effect of "Maji-Gire Panda" is a Trigger Effect that activates when 1 or more Beast-Type monster(s) are destroyed. If the monsters were destroyed as a result of battle, the timing of this effect is at the end of the Damage Step, when the monsters are sent to the GY.
- You can chain to the activation of "Maji-Gire Panda"’s effect, including with "Divine Wrath".
- If 2 or more Beast-Type monsters are destroyed at the same time, the ATK of "Maji-Gire Panda" only increases by 500 points.
- Beast-Type tokens like "Sheep Tokens" are included and will increase the ATK of "Maji-Gire Panda" when destroyed.
- Monsters changed to Beast-Type by "DNA Surgery" are included and will increase the ATK of "Maji-Gire Panda" when destroyed.
- Beast-Type monsters on your opponent’s side of the field are included and will increase the ATK of "Maji-Gire Panda" when destroyed.
- When face-down Beast-Type monsters are destroyed (by a card effect), the ATK of "Maji-Gire Panda" does not increase.
- The ATK increase from the effect of "Maji-Gire Panda" remains as long as "Maji-Gire Panda" remains face-up on the field.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.