He said specifically did didn't want the blaster pack and you discarded that and countered his argument.
The top one is the only one that is even close to what he wanted.
Both the blaster packs are perfectly legit since the first one includes the gun IN OP:

and the second blaster pack includes guns that perfectly fit his loose description:
"lego weapons in general"
"Ya' know, lego weapons, brickarm weapons.
Grenades, rifles, RPGs, pistols, etc.
Stuff like that."