What Happens to House Velaryon by the Time of ‘Game of Thrones’?

House Velaryon is one of the key players in House of the Dragon. They are one of the wealthiest houses and have the greatest armada in Westeros. They have the legendary Corlys Velaryon (Steve Toussaint) as their lord, though the situation might get a bit dodgy when it comes to who might be his heir.