While resolving Osseous Sticktwister's last ability, the next opponent in turn order chooses a card to be discarded without revealing it, chooses a nonland permanent to be sacrificed, or chooses to do neither
Now this taps for all three colors
Haywire Mite I suspect that well play Haywire Mite in a deck that likes to recur it
This The Lord of the Rings: Tales of Middle-earth Commander 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
You could also consider including Purphoros, God of the Forge in your deck to make it so that whenever another creature enters the battlefield under your control you can deal two damage to each opponent
Starting July 1, players will be able to compete in both Best-of-One and Best-of-Three Tales of Middle-earth Sealed matches to attempt to do well enough to make it to the second day of the event