You've got a lot of cards that will let you fill your graveyard (either through discard or mill), and then you can reanimate those auras and equipment using Super Mutant Scavenger or Vault 101: Birthday Party
The Grand Masters other ability can be a little bit harder to take advantage of, because you need to cast a spell and have four mana left over to get that spell back into your hand
With Sigardas Aid the card gains flash, and Puresteel Paladin allows you to re-equip it to another creature as well
Creature - Soldier Kithkin Color tag templates(None) Kithkin Harbinger When this creature enters, you may search your library for a Kithkin card, reveal it, then shuffle and put that card on top
Card not found (probably not showing properly here, as I dont think the software supports split cards) was just a slower version of Card not found
Trimming lands for spells is probably the slipperiest of slopes in Commander, so I dont do this lightly