Piccolo, Sealed in the Chamber (BT31-135) - Impact Beyond Dimensions

[Counter:Play] If your Leader is a "Hyperbolic Time Chamber" card: Place this card under your Leader.
[Permanent] You can activate this card's [Counter] skill from your hand by choosing 1 of your white "Majin Buu" cards and placing it under your "Hyperbolic Time Chamber" Leader instead of paying its energy cost.