[quote]Drop boosters were not in any trailers that I am aware of[/quote] Because a fancy-faced helmet looks interesting. A person popping a consumable ins't. [quote]A trailer, basically a commercial for a product that includes something even visually, better be there at release.[/quote] Ideally, but it's not like Bungie (and other devs) haven't changed things from commercials in the past. [quote]the fact that you state it was "removed" clearly shows it existed [/quote] The concept existed. Clearly the 3D models do. But the gear as a whole may have not. This is not a hard concept.