Some third-party "boosting" sites offer services to farm the weapon for you, though these are and involve sharing your account or paying professionals to play with you:

: Provides guaranteed obtainment through veteran players farming the boss until it drops.

In , the Ice Breaker is an Exotic Solar Sniper Rifle that returned during Episode: Revenant . You cannot buy it directly from an in-game vendor for standard currency; it is a random drop reward for defeating the final boss in the Vesper's Host dungeon . How to Obtain Ice Breaker

: The only guaranteed way to get it was by completing the dungeon during its Contest Mode (first 48 hours of release).