mtg are secret lair cards legal in commander Are Secret Lair cards legal in Commander?

Central to the game is its colour pie, which represents the mana colours of the game

(Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.) Draw a card

Battalion - Whenever Boros Strike-Captain and at least two other creatures attack, exile the top card of your library

ThisThe Lord of the Rings: Tales of Middle-earthCommander Deck set includes 1 ready-to-play deck of 100 Magic cards (2 Traditional Foil Legendary Creature cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil special treatment card of rarity Rare or higher and 1 Traditional Foil special treatment Common or Uncommon card), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 Helper card, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card