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This lapdesk has a fan for air flow, a pad on the bottom to keep it comfortable on your lap, and a detachable mousepad, which would eliminate the need to use a trackpad while gaming.
While this is more of a lap desk rather than just a laptop stand I think the adjustable angles get the job done. It's also made for larger laptops so I don't imagine weight would be an issue here? I use the Dell Inspiron 15 7000 2 in 1 with it. It's also 15.6" screen and is about a pound and a half lighter than yours.
Hi! We think this laptop stand would be good for what you need. It generally fits larger laptops and I've used it all around at my desk, on the couch, outdoors, etc. It's adjustable so I think it'll give you that height you're looking for.
Throwing this in here for anyone who might see it. I've never regretted buying this ever.
I use this laptop stand. It has adjustable height, a fan, and a detachable mouse pad.
I've had good luck with this one:
Just keep in mind that cooling pads only have a small effect on the internal temperature of your laptop. Where they really help is by keeping the heat away from your legs.
Found the laptop stand
Here's something that as a single piece a fan to feed air into the bottom of the laptop and a spot for a mouse pad.