Here are the effects for Ra as they are in the game;
-This card can only be Tribute summoned by offering 3 monsters as a tribute.
-The Attack and Defense of this card becomes the combined Attack and Defense of the tributes used to Tribute summon this card.
-This card is unaffected by the effect of a spell, trap, or monster card that specifically designates this card as a target.
-This card is sent to the graveyard at the End Phase of a turn that it was Special summoned.
-When this card is Special summoned to the field, select and activate one of the following effects;
-Pay all but 1 life point to increase this card's Attack by the amount of life points you paid.
-Pay 1000 life points to destroy all monsters on your opponent's side of the field.
Hope this helps.
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