Genmu Voidruler- Deadly Star

Mugen Climb 4 (You may cast this spell for {4} less
by tapping 4 permanents you control)
Galactic Dragon Evolution (You may cast this spell over a target Galactic Dragon creature
you own. They evolve into the creature on top, if
the card would leave the field, only the top card leaves the field)
Deathtouch
{b}{x}{x}: This card gains the total power and toughness of X cards under it until end of turn.