Daring Sleuth

Creature — Human Rogue

When you sacrifice a Clue, transform this creature.2/1

Bearer of Overwhelming Truths

Creature — Human Wizard

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever this creature deals combat damage to a player, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")3/2