I know it's possible for it to be done but I just cant, as alt fire does not work and it still refuses to change with spike in my inventory, I'm a little lost at this point.

There could be 2 people defending and there's 5 of you. But I see people just sit there on attack giving enemy team time to regroup or flank the attackers. Then this happens like 6 times in a row. Learn to push already and win the 5v2 b...