Guided by Greats

When Guided by Greats enters the battlefield, draw a card.
Titanfall - Whenever a creature or vehicle with base power 5 or greater enters the battlefield under your control, each creature you control with power 2 or less explores (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put th