Can Block Attacker Cload Dragon

/ / Cloud Dragon CAN BLOCK ATTACKER START
if (attacker.hasAbility("Flying") )
{
          D.addLog("4252: Attacker can fly, Cload Dragon can block!",3);
          bRet = true;
          return;
}
D.addLog("4252: Attacker can't fly, Cload Dragon can not block!",3);
reason=""+attacker+" cannot fly, I won't block a non flying creature!";
bRet = false;
/ / Cloud Dragon CAN BLOCK ATTACKER END