Horizon Hunters Gathering

Planeswalker

Unlocked 100%

Salt in the Wound

An opponent's last permanent left the battlefield (Expansion 3)

Tsunami of Pain

Dealt 12 combat damage to an opponent in a single attack with one blue creature (Expansion 3)

Overflowing Harvest

Put 8 lands onto the battlefield in one turn (Expansion 2)

Madness Suppressed

Defeated Sarkhan the Mad in the single-player campaign (Expansion 3)

Last One Standing

Won a 3- or 4-player Xbox LIVE match (Expansion 2)

Everything at Stake

Defeated Sorin Markov in the single-player campaign (Expansion 2)

Duelist

Won 5 ranked Xbox LIVE matches

Master of Artifice

Defeated Tezzeret the Seeker & Sarkan Vol in the cooperative campaign

Overkill

Controlled creatures with a total power of 75 or more (Expansion Pack 1)