During damage calculation, if your Link Monster battles an opponent's monster: Your monster gains ATK equal to the total Levels/Ranks of the monsters it points to x 400, during that damage calculation only. You can only activate 1 "Star Power!!" per turn.
![Star Power!! (RIRA-EN083) [Rising Rampage]](http://fafnirshoard.ca/cdn/shop/files/194691_198f75f2-4ac9-404e-9f7a-4754e3861579.jpg?v=1782702255&width=1445)