Shinechaser

A payoff dressed as an evasive body: the printed 1/1 is the floor, and it only stays there in a deck built wrong for it. Control one artifact and one enchantment (the two cheapest permanent types to accumulate in an Azorius shell) and the flier grows to 3/3, a fully-costed rate for the mana. The design leans on the fact that its two conditions check any artifact and any enchantment, not a specific one, so the buffs stack independently and the card cashes in on a board that was going to develop those permanents anyway instead of demanding a particular piece. Flying plus vigilance is the quiet half of the equation: a growing evasive attacker that never has to sit back to hold ground is worth more than the raw stats suggest, and vigilance means the +2/+2 is doing work on both ends of the turn. The tension is that each buff is a static condition, not a counter, so a bounce or a well-timed artifact removal spell shrinks it back mid-combat, and the deck that wants the 3/3 is the same deck most exposed to having its permanents answered. Plenty of creatures before it counted enchantments or artifacts to grow, but most reward a single type; caring about both at once is what pushes it toward decks that want to be doing two things at the same time.