1. Complete the Quest
2. Play Prismatic Lens and draw a Avenging Wrath with a 4 or less cost
3. Play Archmage Vargoth + Hero Power + Avenging Wrath (If you reduce the 2 and can play them, do it). If you can destroy all the table previosly with Doomsayer, is the better situation
4. Deal 24 or 32 damage, ratatatatata