I guess if you were hunting in the "wide open spaces" you could use a modified double rifle that fired one .577 Nitro at the target and a second, simultaneously, in the opposite direction.

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8