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Space marine (White Scars) Armored task force:
Techmarine, bike, conversion beamer, hunter's eye.
Thunderfire cannon
Whirlwind
Whirlwind
Vindicator
2 servitors, both with plasma cannons

Imperial Guard CAD:
Company command squad, lascannon, master of ordnance, camo.
Company command squad, lascannon, master of ordnance, camo.
Ministorum priest
Ministorum priest
Veteran squad, lascannon, forward sentries
Platoon:
Platoon command squad, autocannon
Infantry squad, autocannon
Infantry squad, autocannon
Heavy weapon squad, 3 autocannons
Heavy weapon squad, 3 lascannons
50 conscripts
Wyvern
Wyvern

1492 points.
Ridiculous amounts of cover save boosting, bubble wrapping, and ignores cover.
Lots of high strength templates.
And the potential for speed bumping a melee army with 50 bodies and a 2+ rerollable save.

Where does the 2+ rerollable come from?

Ministorum priests with the techmarine.