The more spells you've slung that turn, the more fresh cards you get back
It's a fun and powerful card that also has a hefty pricetag
Analysis of the Commander Analysis of the Commander Colors: Meren's colors of Green & Black provide access to: Sacrifice effects Forced discard, often random Ramp, with options in the form of both creatures & instants/sorceries Robust graveyard interactions Excellent suite of tutors & draw effects Noncreature targeted removal (from green) These give us practically everything we need - many ways to lock down the board, break symmetry, generate card advantage, and find tools / engine pieces
Millstone Millstone hasnt been good in years, but we owe this card for coining the term mill, which was used so regularly by players that it was eventually adopted as an official keyword action
Teysa Karlov doubles your Treasure production, which means you can also gain infinite colored mana and infinite Treasure tokens
What I would do is run a copy of Demolition Field or Strip Mine to be able to stop the threat