Advanced format ruling
Bone Temple Block
Card effect (current official text)Discard 1 card. Special Summon 1 Level 4 or lower monster from your opponent's Graveyard to your side of the field, and your opponent Special Summons 1 Level 4 or lower monster from your Graveyard to your opponent's side of the field. Those monsters are destroyed during the End Phase of the next turn.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.