cards like sneak attack mtg #145 Holo from Double Masters (2XM) Proxy Sacrifice the creature at the beginning of the next end step Sneak Attack Eternal Masters NM

Demon Bolt Demon Bolt is another Red Instant that deals four damage to a creature or planeswalker

Tracker is just a powerful card you play for that reason, it is not something you overly need in the deck

You could just use this as a sac outlet that nets Treasures, but my mind goes immediately to Gravecrawler and any third combo piece you can think of

Each of the Power Nine cards is alone worth significant money - albeit not quite as much as their earlier Alpha and Beta set counterparts - with an Unlimited Black Lotus fetching up to $22,750 according to price tracking site MTGGoldfish

Dominaria United Jumpstart Boosters contain 20 Magic cards (including all the lands you need to play)

You can't stack roles on the same creatures, so it encourages a sort of go-wide Voltron build, which sounds weird when you say it out loud