Guest verses are such attention drivers in hip-hop. The genre is inherently competitive and nothing fuels debate better than placing multiple rappers on a track together. Collaboration tends to make songs better, too. Would "Burn" be as hot if Meek Mill didn't have a peer like Big Sean with whom to trade bars? Would DJ Khaled's "Hip-Hop" have made as much of an impact without words of wisdom from a veteran like Scarface?

We enjoy when rap's best work together, and whether it signifies a borderline battle or a brewing bromance, the music usually benefits as a result. Complex has already taken a look back at the best songs and albums of the year, and a consistent theme of both is that awesome features were in abundance. Continue reading for our countdown of the 25 Best Guest Verses of 2012.

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