({8} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) plus enough mana to pay for commander tax, if applicable available.
Steps
Cast Worldfire by paying ({6} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) , exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to one.
Cast Nekusar from the command zone by paying ({2} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) and commander tax, if applicable.
Whenever your opponent draw a card during their draw step, Nekusar causes them to draw an additional card and triggers twice.
Resolve the first Nekusar trigger, dealing 1 damage to the opponent.
The opponent loses the game due to having zero or less life.