You could make a pretty standard +1/+1 counter deck, or go the opposite route with -1/-1 counters
White Auracite Mana Value: 2WW Rarity: Common Type: Artifact Card Text: When this artifact enters, exile target nonland permanent an opponent controls until this artifact leaves the battlefield
6 Zethi, Arcane Blademaster You'll Get A Kick Out Of This One Zethi is the in-universe version of Chun-Li, Countless Kicks from the Street Fighter Secret Lair crossover
Chief among these is the extensive tutorial (AKA 'Color Challenge') that teaches you how to play Magic: The Gathering by drip-feeding mechanics step by step
The permanent remains on the battlefield face down
The starter decks for debut set The First Chapter each had their own ways to win, whether by rushing to get the most lore, holding back your opponents or getting lots of ink down for big characters