Restless Vinestalk (WOE #261)

This land enters tapped.

{T}: Add {G} or {U}.

{3}{G}{U}: Until end of turn, this land becomes a 5/5 green and blue Plant creature with trample. It’s still a land.

Whenever this land attacks, up to one other target creature has base power and toughness 3/3 until end of turn.