Quick Note:

!ARCHON SHARDS APPLY TO THE SHADOW TOO! -- At the time of WarframeFlo's video: this may have not been the case, but today they apply.

Exalted:

The Shadow Build is missing a prime version on OVERFRAME, so this is what we use to see the mods.

The Shadow Claws Build

Archon Shards:

2 Crimson Tau Shard(s): Ability Strength +15% for +30% and Full Slow on Gloom
1 Amber Tau Shard(s): Casting Speed +37.5%
2 Emerald Archon Shard(s): Corrosive Stacks +2 for +4 and Full Armor Strip

Misc:

If you like my style of builds, feel free to look through my Build List

May your heart be your guiding key.