Saryth, the Viper's Fang Combos
Arixmethes, Slumbering Isle + Ioreth of the Healing House + Saryth, the Viper's Fang
Gwenna, Eyes of Gaea + Ioreth of the Healing House + Saryth, the Viper's Fang
Ioreth of the Healing House + Saryth, the Viper's Fang + Marwyn, the Nurturer
Ioreth of the Healing House + Saryth, the Viper's Fang + Selvala, Heart of the Wilds
Niv-Mizzet, the Firemind + Thornbite Staff + Saryth, the Viper's Fang
Combo result
Near-infinite card draw. Near-infinite draw triggers. Destroy all nontoken creatures opponents control. Destroy all creatures that enter the battlefield under an opponent's control.
Prerequisites
All permanents on the battlefield. Thornbite Staff attached to Niv-Mizzet. Niv-Mizzet does not have summoning sickness.