Есть список:
PLAYERS = ["Player1", "Player2", "Player3", "Player4", "Player5", "Player6", "Player7", "Player8", "Player9", "Player10", "Player11", "Player12", "Player13", "Player14", "Player15"]
try:
choice = int(input("Enter your choice (2-15): "))
if choice not in range(2, 16):
start_menu()
elif choice == 2:
del PLAYERS[2:15]
print(PLAYERS)
for new_name in PLAYERS:
new_name = input("Enter your name: ")
PLAYERS[choice] = new_name
print(PLAYERS)