You want a virtual reality headset and controllers bundle that will actually last through the next few software generations without needing an upgrade next year. Getting the right hardware now means you are investing once in a setup that handles heavy gaming and room-scale tracking smoothly.
Wait for late summer gaming console promotions when retailers start discounting current bundles to clear space for autumn releases. If a new version drops right before then, last year's model is often the smarter buy because prices drop hard while the actual performance stays nearly identical.
That 0% window is a hard deadline, not free money, so if any balance is still sitting on the Citi Simplicity® Credit Card when those 18 months are up, you will get hit with interest on the remaining amount.