mtg onslaught card The 15 Most Valuable Cards Turn it face up any time for its mana cost if its a creature card.) Dauntless Onslaught — Foundations Jumpstart

Ideally this makes Tracker a card you make behind the curve which in turn means you ideally don't want to think of him as a 3 drop but more of a psuedo CMC+1 drop like Aetherling or Glen Elandra Archamge

Giving your tokens haste can be a powerful enough effect to win the game

At the start of the next end step, it gets exiled

Its evident by Daxoss ability that you want to gain life by playing creatures, and theres no better way of doing that than by playing creatures that mimic this ability

Theres a chance that this Big Score becomes a $10 card, but Id rather go in on singles after the drop lands, instead of trying to get a bunch of these