If you like, you can go full-theme, and lean into playing all of the Orcs and Villains in the Lord of the Rings
Equip variants or equip abilities with restrictions, like the "equip legendary creature" ability of Brotherhood Regalia, are still equip abilities, and their costs will be reduced by Bureau Headmaster's last ability
There are two phases to the game against Mono-Red: dont die and kill them. Your goal is to sideboard into all threats that are good at starting off as dont die and rapidly turn into kill them. Planeswalkers dont do that, and Jadelight Ranger usually just gets sent packing by Abrade or Ahn-Crop Crasher
That being said, there are a few encouraging signs that things might be changing
Xande, Dark Mage Rarity: Rare TYPE: Legendary Creature SUBTYPE: Human Wizard CMC: 4 Mana cost: USD: $0.27 EUR: 0.28 TIX: 0.35 EDHREC RANK: 15479 (3/3) Menace (This creature can't be blocked except by two or more creatures.) Xande gets +1/+1 for each noncreature, nonland card in your graveyard
There's a more zoomed-out Mothman that lets you see the insect's whole body, and another Mutational Advantage with a cute easter egg: the art references the previous version from the precon