Wong, the Work in Progress

Haste {Lns}Sacrifice a creature you control: Untap Wong, the Chosen.{Lns}{B}{G}{T}: Target creature gains reach until end of turn.{Lns}{1}{B}{G}{T}: Target creature gains deathtouch until end of turn.{Lns}{2}{B}{G}{T}:Target creature gains double strike until end of turn.{Lns}{3}{B}{G}{T}:Target creature gains trample until end of turn.{Lns}At the beginning of your end step, if Wong, the Chosen has 5 or more keywords, transform him.