I started collecting thses pirates back in February when they first came out, and now I am starting to find some army lists for them. Here is one of my favourites which has a mix of Haradrim and Corsairs

Corsair Captain (Two-handed Weapon) - 55
Corsair Bo'Sun (Crossbow)- 50
Haradrim Chieftain (Spear)- 46
24 Corsairs Of Umbar (8 Bows, 8 Spears, 8 Shields) - 192
22 Haradrim Warriors - (8 Bows, 13 Spears, Banner) - 156

Comes to 499 points in total