Just casting this card gives you a free shrine, and later, you can generate some 1/1 spirit tokens
And then if another one dies, youll have a 12/12 with trample
Heres another alternative direction to go with Orzhov: Creatures (13) 1 Ayli, Eternal Pilgrim 2 Archangel Avacyn 2 Gisela, the Broken Blade 4 Lone Rider 3 Aerial Responder 1 Angel of Invention Planeswalkers (9) Lands (26) Spells (12) This one is built around Lone Rider and the multitude of efficient ways to trigger it thanks to Kaladesh
Sure, you can bounce your Cursed Merfolk to protect it and continue questing for lore, but thats hardly the only strategy your Madam Mim cards are useful for
A single Pie-roclasm will destroy all non-Clown creatures with toughness 3 or less
She comes down on top of one of your other Mims and then you can exert her immediately to get your free Rush character