A Poor Strip Mine (V.2) might be worth only 17, but a Near Mint Strip Mine (V.2) goes for at least 100
They're all very easy to Tutor up via cards like Enlightened Tutor, Mystical Tutor, Idyllic Tutor, Solve the Equation, Fabricate, Reshape, Transmute Artifact, Reckless Handling, Goblin Engineer & Gamble, in addition to being easy to recur via your Commander's ability
Docent of Perfection, Sedgemoor Witch, and Talrand, Sky Summoner are classics that can serve as your blockers and threats
I like it also because it flies, helping to trigger anything from Chivalric Alliance to strong equipment triggers, with less risk
Note that the first is in a color without unblockable evasion, hence it being my first card, and the second has a better toughness at 4, hence it making it here, but being my second card
Because Tannuk grants Haste, he ends up looking very similar to Henzie