Season 10

(solo, 2 player, 3 player, 4 player)

Barbarian - Waste 6pc WW (solo), Furious Barb Support (2,3,4), WW Support (2,3,4)

Crusader - LoN Bombardment (solo), Hammerdin (solo)

Demon Hunter - UE Grenades (solo), Mara Grenades (solo), Shadow Impale (3,4)

Monk - Raiment Gen (solo,4),  Inna Pet Speed (solo), LoN LTK (solo), Inna Support (3,4)

Witch Doctor - Arach Firebats (solo,2,3,4), Zuni Group (4)

Wizard - Hydra Manald Heal (solo), Tal/Vyr Archon (solo)

Season 8 and 9 - We have been way behind on this section. We'll pick it up in Season 10.

Season 7

(solo, 2 player, 3 player, 4 player)

Barbarian - Raekor's Furious Charge (solo), Leapquake (solo), Raekor's Support (3, 4)

Crusader - (solo)

Demon Hunter - UE Multishot (solo), LoN (solo)

Monk - Generator R6 (solo), Generator Group (4), Sunwuko LTK (solo, 2)

Witch Doctor - Helltooth Pet (solo), Helltooth Sacrifice (2, 3), Helltooth Bats (3, 4)

Wizard - F6/Chantodo (solo), F/6Chantodo (2, 3, 4), DMO Support (2,3)

Season 7 PTR

Below is a few links to what we consider the best builds and writeups. 

Barbarian - Frenzy Barb(solo), Raekor's Furious Charge(solo), Raekor's Support(3/4)

Crusader - LoN Thorns(solo), Roland's Support(4)

Demon Hunter - UE Multi Shot(solo)

Monk - Sunwuko Lashing Tail Kick(solo), Inna Support(2/3/4)

Witch Doctor - Helltooth Gargs(solo and 2/3/4 player)

Wizard - Firebird Archon (solo)