I was really surprised how easy and rewarding the experience has been and though I suppose I do miss some of the human interaction, overall I would say the experience has been very positive
An Aura put onto the battlefield this way doesn't target anything (so it could be attached to an opponent's permanent with hexproof, for example), but the Aura's enchant ability restricts what it can be attached to
Marrow-Gnawer is virtually the same, though it also gives all your rats fear
Its far more devastating to use Animate Dead on it in the early game than to drop it late where it can be hit by single target removal and thats precisely the issue
Its full type line in the command zone is Legendary Creature Planeswalker Insect Grist, which allows it to be your commander
And since were on the topic of MTGA, have you got Arena Tutor yet