As Joey stated, lions hunt in groups to try and orchestrate a team effort to increase their chances of making the kill. If possibile they will single out a young or sick one of the herd they're after to make their chances even a little better. So to go after an elephant would be almost certain suicide. read more
The lion will be killed and the elephant might suffer very minor injuries. 5. Indian/South-East Asian elephant vs lion: The elephant will still prevail. Even an adult male buffalo is too much for a single lion (source: BigCats). Any adult male elephant would definitely overpower a lion. Source: BigCats. read more