Edison format ruling
Green Baboon, Defender of the Forest
Card text as printed in this era① When this card is in your hand or GY, when a face-up Beast you control is destroyed and sent to the GY (except in the Damage Step):
You can pay 1000 LP;
Special Summon this card.
Rulings
- You can only activate 1 Trigger Effect in your hand per chain. (You can't activate the ① effect of this card more that once per chain, even if you have multiple copies in your hand/GY).
- This card's effect cannot be activated in the Damage Step, so it cannot be activated when a Beast is destroyed by battle.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Edison forum — sourced change requests get reviewed.