On the face of it, its an instant that can draw you a huge number of cards
Admittedly, this card isnt up to snuff for higher-powered Cubes, but in more modest environment, Kellogg applies a good amount of pressure while ramping you from three to five
While none of these cards would have much value on their own, the cumulative demand for the cycle (if you're buying one, you're likely buying all three, since that's the jokewe see similar similar with B.F.M
Lady Luck would often be on Joeys side, helping him draw the card he needed, or allowing him to obtain high numbers whenever he activated a luck-based card
If X is 5 or more, you may cast a Hero spell from your hand without paying its mana cost
While Land Tax can help the player catch up on lands, there are better cards like Exploration or Oracle of Mul Daya that provide more consistent ramp and card advantage