Daner and Shuld, Reborn

When Daner and Shuld, Reborn enters the battlefield, all nontoken creatures with 'Concerning
Symptoms' are destroyed.

Antigenic Drift (If Daner and Shuld, Reborn's
toughness is reduced to 0 due to combat damage,
its owner may destroy a Leftovers token creature
on the battlefield - Daner and Shuld, Reborn's
toughness is set to 1, until the end of the turn.)