Up for sale is the flipping Budoka Pupil, an uncommon card from the Betrayers of Kamigawa expansion of Magic: the Gathering. This is the original, black-bordered, English version.
Budoka Pupil: 2/2 Green Creature (Human Monk); whenever you play a Spirit or Arcane Spell, you may put a ki counter on Budoka Pupil; at end of turn, if there are two or more ki counters on Budoka Pupil, you may flip it; casting cost 1GG.
Flips to become...
Ichiga, Who Topples Oaks: 4/3 Green Legendary Creature (Spirit) with Trample; remove a ki counter from Ichiga, Who Topples Oaks to have target Creature get +2/+2 until end of turn.
These cards are all in at least Very Fine condition, with most being in unplayed, Mint/Near Mint condition.