Sure it looks green, and youll play it in green decks, however, dont let those details fool you
Equip only as a sorcery.) A creature attacks alone if it's the only creature declared as an attacker during the declare attackers step (including creatures controlled by your teammates, if applicable)
#29 Ensnaring Bridge - Silver Age Ensnaring Bridge can outright defeat many decks on its own, because it can shut down the attack step
Textless cards, which feature the full card art of well-known playing pieces without any of the rules text, were commonly awarded as prizes at DCI sanctioned tournaments between 2005 - 2011
Acererak travels the planes in search of artifacts
It's such a powerful effect in Standard ramp decks to have a creature both become stronger based on the number of lands in play and also ramp that number up when it enters, and that's not the only use case for Lumra