Since the Black-Green combination worked well with Sacrifice mechanics (especially since the Ravnica edition) but left me relatively few options for land destruction, a combination with Red became more and more likely
And it's on a song, which I like
Often left unchecked, Smothering Tithe can swiftly become the cornerstone of your strategy, providing an abundant mana resource
Although Card not found costs four and is thus not very efficient at ramping, it does have a significant advantage in Commander and has seen some play in Modern, where you can find a shock dual with it
Planeswalkers can have indestructible that protects them from destroy effects, but they can still be removed by losing all their loyalty counters, being exiled, being sacrificed, or being sent to a different zone
Chase content & hits