Do You Charge A New Phone Before Use. Most Smartphones have a lithium-ion battery that lives longer when charged regularly. Optimized Battery Charging is on by default when you set up your iPhone or after updating to iOS 13 or later.

Youre going to be playing. Whether you use a cable or not these are the fastest ways to charge the iPhone. It does not affect the battery unless that battery has been over-used.
So it will be a win-win situation for both you and your phone.
All newer batteries are made using Lithium ions or Lithium polymers. With modern Li-Ion batteries there is no need to charge your iPX respecting any time. Now has long been the world of lithium batteries so there is no activation problem generally normal use of any time charging is a very reasonable way to use. The shortest answer to that question is NO.

