Goat format ruling
Ultimate Offering
Card effect (current official text)During your Main Phase or your opponent's Battle Phase: You can pay 500 Life Points; immediately after this effect resolves, Normal Summon/Set 1 monster.
Rulings
- You may flip Ultimate Offering face-up during any ph 01/6/2004ase of play and during either player's turn. This much is fine. You can only activate its effect of addition normal summons during YOUR MP 1 and 2, and during your OPPONENT'S Battle Phase. This means you could flip it face-up during your opponent's MP 1 and then activate its effect during their Battle Phase.
- The Summon produced through the effect of "Ultimate Offering" may be negated only if that Summon was the first link of a Chain.
- The monster chosen by "Ultimate Offering" to be Normal Summoned/Set is chosen at activation of the effect. A player may not Tribute a monster to be Summoned by "Ultimate Offering" until that monster is Normal Summoned/Set to the field.
- Q: If my opponent uses a face-up "Ultimate Offering" to tribute Set a monster when I attack, does this issue a replay? A: Yes, because the number of monsters went from down one and then back up one.
- Q: If a player has an applying "Ultimate Offering" on the field, can their opponent use the effect? A: Only the controller of Ultimate Offering can use its effect. (Search for Ultimate Offering 2 to continue reading)
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Goat forum — sourced change requests get reviewed.