Each creature that enters the battlefield under your opponents control, from Rogue Refiners to Thopter tokens, will represent a two-point life swing, which can really add up over the course of the game, making this two-mana investment a critical card against the current best deck in the format
The same train of thought applies for preferences if you have a strong preference for Green cards, then youre more likely than normal to end up in Green, which means Green cards become slightly higher priorities for you, since they are more likely to make your deck
Most cards, even those from the 1990s, arent worth more than a few dollars unless they are top grades or unique misprints
By round two, you can have her sing a cost three song thanks to her Singer ability
Rummaging, mana-less sacrifice and removal on an aggressive body are asking a lot from an uncommon, and Bloodtithe Harvester answers it well
There are also value creatures like Aether Channeler and Helpful Hunter that can fill out your curve and serve as blink targets