Hello,
From how many days are you having pain?
If it is fracture you cannot even move your hand if you move your hand you will have so much of pain.
It may either be a chance of having hairline fracture also.
Try to rule out the cause first.
If it is muscle pain you can,
Use ice pack for 10-12 min twice a day.
You have do stretches before playing any games that will prevent further pains.
Later do stretches of the arm muscles and then start the strengthening exercises.
Next Steps
Consult through practo for proper assessment and treatment protocol.
Health Tips
Avoid lifting heavy weights.
Avoid doing sudden jerky movements.