Timmy immediately abuses his new power. Like most teens would.

With Wanda and Cosmo shocked and even slightly curious to see what he would wish for Timmy grinned, speaking up. "I wish that the rule keeping me away from cute girls at our school was gone completely." Wanda rolled her eyes, having expected that one as she quickly used her golden star-shaped wand to change it back to how it used to be.

"Anything else?...you should really just unwish this whole "no rules" thing and try and go back to a normal life, sport." Wanda crossed her arms, clearly a little upset.

"I will...maybe." Timmy smirked and began thinking to himself, with infinite power there was tons of things he could do.
"I wish that Cosmo got a vacation till we call him back, lets send him to a tropical resort." Of course Timmy had sinister intentions behind this but he wasnt going to outright say it even if Wanda could probably tell.

"Thanks Timmy! Be back soon!" Cosmo hit himself on the head with his wand and suddenly he poofed out of existence, being thousands of miles away on an island sipping an exotic drink.

"What are you planning, Timmy?..." Wanda had one eye raised, clearly onto him and his plan, but Timmy just smirked and opened his mouth.

"I wish-"