The deposit went out at twenty past nine. By half past, the Kingmaker cashier had acknowledged it and marked the row pending. At ten it still said pending, and the table you wanted was filling up, so you did what almost everybody does the first time: you sent a second transfer, smaller, on the theory that the first had failed quietly and this would prove it either way.
Both arrived. Both were credited, twenty minutes apart, and the account you had opened forty minutes earlier now held half again the balance you had intended to put at risk. On a small deposit that is an annoyance. On a larger one it is money you never decided to gamble, sitting inside an offshore account, and the only route back out of it is the withdrawal process you have not tested yet.
Nothing malfunctioned. The first transfer was never lost, never stuck and never at risk. It sat pending because the cashier had not released it, and the cashier had not released it because releasing a deposit is a decision the operator takes rather than an event the network announces.
Why the balance did not move
A cashier showing pending is telling you about its own state, not the chain's. Somewhere behind that word the operator is applying a rule: wait until the transfer looks durable enough by its own standard, run whatever risk screening applies to a first deposit from an address it has never seen, and only then write a number into your account. None of those steps is visible, none of them is published, and the gap between the two ends of that process is exactly where the second transfer gets sent.
The asymmetry that catches people is that the withdrawal side of Kingmaker is documented and the deposit side is not. There is a published operator window, 0 to 24 hours, on payouts. There is no equivalent figure for how long a deposit may sit before it is credited, because it is not a promise anyone wants to make. So you are waiting against a number that does not exist, and the natural response to an absent number is to assume something has broken.
Almost always nothing has. The correct move at twenty to ten is to open the explorer, confirm the transaction succeeded, confirm the destination matches the string on the deposit screen character for character including a run from the middle, and then stop. If both of those hold, the funds are at an address Kingmaker generated and controls, and the rest is the operator's queue.
The 0 to 24 hour window, and what it does not cover
Kingmaker publishes an operator window of 0 to 24 hours and carries the top rating on this site at 9.2, and the welcome offer is the smallest of the five at A$800 plus 50 free spins. That last fact reads like a weakness and behaves like the opposite. A smaller bonus is a smaller obligation sitting on the account, and live bonus funds are the most common reason a withdrawal is refused outright rather than queued. The smallest bonus here means the cashier clears sooner, which is precisely what you want when the reason you are withdrawing is that a second transfer put more in than you meant.
What the window does not cover is anything caused on your side. It describes the operator's internal handling once a request is accepted. It does not start while identity documents are outstanding, and it does not describe a deposit at all. If you are counting hours on a deposit against the payout window, you are reading the wrong figure.
The rest of the account is conventional enough. The live dealer room is the best on this page, which matters for how you play but not for how money moves. The licence is Curaçao, which is to say the site is not licensed in Australia and cannot be: there is no Australian regulator behind the account, no local dispute-resolution scheme, and no national self-exclusion register that reaches it. Limit increases apply with little cooling-off, and no bank sits in the middle to slow anything down, so the only restraint on the account is the one you write down before you start.
If it goes wrong here: a duplicate deposit is recoverable only through a normal withdrawal, so the fix costs you the 0 to 24 hour window and whatever the bonus state does to it, which is the whole argument for waiting out a pending row instead of sending again.