These options let you customize how your games flow and how cards on the battlefield look: Some of these gameplay options are a bit unclear, so let's dissect them one by one
I've bumped up the amount of Equipment and Auras in the deck, added more ramp with cards like Knight of the White Orchid, Everflowing Chalice, and Dowsing Dagger, added more card draw with Akiri, Fearless Voyager, Puresteel Paladin, and Mask of Memory, and generally increased the speed and efficiency of the deck: And here are the cards I'll cut for the upgrades: Finally, here's Arm for Battle with the $20 upgrades installed: $200 Arm for Battle Upgrade The $200 upgrade shifts the precon towards a more pure Equipment Voltron strategy
Now that commanders cant be forcibly shuffled away, Time of Need is just another option to find whichever legendary creature fits the game youre playing
Entomb effects are distinctly different than self-mill cards because you control which cards are put in the graveyard rather than putting random cards from the top of your library into the graveyard