Here is the full list of all 19 Divine Knockout (DKO) achievements.
Achieve 'Resilient'
Achieve 'Triple KOs Silver'
Achieve 'Triple KOs Gold'
Achieve 'Air-Time'
Achieve 'Practice Makes Perfect'
Achieve 'The Penta-Ultimate'
Achieve 'Rebound'
Achieve 'Double KOs Silver'
Achieve 'Double KOs Gold'
Achieve 'Victorious Gold'
Achieve 'Destructive'
Achieve 'PvE'd'
Achieve 'KO Collection Silver'
Achieve 'KO Collection Gold'
Achieve 'Damage Dealer Gold'
Achieve 'Divine Knock Out!'
Achieve 'Damage Dealer Silver'
Achieve 'Victorious Silver'
Achieve 'Traveler’s Tall Tale'