Adepta Sororitas Seraphim are elite warriors in a Sisters of Battle army. They have good armour and are effective in both fire fights and close combat. Their wings allow them to move a significant distance across the battlefield, and the Teleport ability allows them to strike from unexpected locations.
Adepta Sororita Dominions are the Scouts for a Sisters of Battle army. They are armed with Meltaguns, which are extremely effective against both infantry and armour in engagements.
An Inquisitor Hereticus shows no mercy as he cuts down enemies of the the Emperor with his Power Weapon. He leads and inspires his troops in battle, and an Invulnerable Save gives him extra staying power.
A Necron Pylon is a huge, stationary weapon with impressive range and power. It is unsusual in that its Titan-killing Particle Accelerator can target aircraft, making air assault on the Necron army especially difficult for their enemies.
A Necron Aeonic Orb is a long ranged weapon of almost unparalleled power. It floats ominously across the battlefield searching for suitable enemy units to target with its Solar Flare, and a hit can reduce an unshielded Titan to dust in one volley.
An Imperial Knight Paladin excels in engagements, where its Chainsword and Shock Lance will make short work of most targets. It is also armed with a Battlecannon for long range support.
The Ordinatus Armageddon is a starship weapon mounted on a land-based crawler. Its Nova Cannon is more than capable of reducing an enemy Titan to a smouldering wreck with one salvo, should it make the mistake of wandering into line of site of this massive machine.
The Necron Scythe Harvest Ship has powerful space-to-surface weapons capable of destroying the largest of targets. Two Pin-Point Attacks each provide D3 Titan Killer shots, and the NetEA list also adds an Orbital Bombardment attack for destroying and disrupting large numbers of smaller targets.