Risks: high volatility (50% swings), liquidity issues on 6-figure cards, authentication required
Either they give you absurdly flexible mana, cost almost no tempo, or provide absurd card quality, or really all of the above
III - Creatures you control gain trample and lifelink until end of turn
Completing them mostly rewards you with Pokemon TCG Pocket Themed Decks and Accessories
Some platforms even offer a card finder & price checker that makes cataloging your collection simple and straightforward
Plus, if your deck runs fetch lands like [c]Evolving Wilds[/c], youll be able to trigger the Trackers ability twice in a single turn, creating two Clue tokens instead of one