The card's unique design and powerful attacks make it a must-have for any collector
There are many variations of MTG tutors, some of which restrict what type of card you can search for (creature, instant, sorcery, etc.), or where the card goes once you find it (into your hand, on top of your deck, onto the battlefield)
Is Tareq particularly potent as an aggressive threat
3 Nesting Grounds Hard To Stop Lands are notoriously difficult to deal with in any format and Nesting Grounds provides not only a reliable way to deal with fatality counters but a way to potentially ruin your opponents plans too
Similarly, once an ability of a colorless permanent has triggered an additional time due to Echoes of Eternity's first ability, giving that permanent one or more colors won't remove that additional triggered ability from the stack
This lets you reliably start cheating in overcosted creatures sooner, potentially dropping two on turn four, when Sneak Attack would only just be coming online