Outmuscle grants indestructibility and makes the Altisaur fight another creature
This means that fans of formats like Legacy can find more play through Cockatrice than they could elsewhere, giving some of Magic 's most invested fans a place to play some of the highest power decks available
But even then, that combo just pulls all the basic lands out of your deck, it doesn't just flat out win the game, and certainly doesn't do so on the same turn that other players are still floundering with Cultivates and Command Spheres
My sneaking suspicion is if you're in black you probably have better cards to pick up early, since pretty much every black rare and mythic in the set is a stone cold bomb
The only thing missing perhaps is the ability to target planeswalkers (and battles)
I probably annoyed the hell out of a lot of people following up Disinformation Campaign with Thought Erasure or a Nightveil Sprite activation, winning the card advantage battle