Path of Ancestry [Doctor Who]

Introduction

Path of Ancestry enters the battlefield tapped.
{T}: Add one mana of any color in your commander’s color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) “It’s the TARDIS. It’s my home! Or, at least it has been for a considerable number of years.”The Second Doctor