Itll continue the discarding shenanigans with its Darkness Claw attack, which will help you keep your opponent from being able to use their Supporter cards effectively
Over the years, many cards have been printed that take control of a creature permanently
Nothing happens on Ravnica that's not a part of a 10-card cycle
Legendary Snow Land Land (CTRL to add secondary) Planeswalker Vraska, Swarm's Eminence Whenever a creature you control with deathtouch deals damage to a player or planeswalker, put a +1/+1 counter on that creature
None of the Bant Commanders, such as Roon of the Hidden Realm, interested me much
Your other colorless stuff grows in size by +3/+2 from morphs to artifact dorks like Solemn Simulacrum, there are a bunch of ways to build around that in the Command Zone or with the manifest stuff