Use Dino deck with eatgaboon and abyssal designator is easier to farm with more consistency. So far I haven't lose a duel yet.
Average score: 6000
Win a Duel: 2000 (or Comeback Victory: 2500)
Low LP: 500
Cards on the Brink: 500
Destroy 10 monsters: 300
Over 5000 damage!: 1800
Perform a Tribute Summon: 300
Perform a Fusion summon: 400
Activate a spell: 100
Activate a trap: 100
Play glossy card: 100