Springheart Nantuko | Overlord of the Hauntwoods | Stone-Seeder Hierophant (and one other card)

Cards

Declare
Overlord of the Hauntwoods as an attacker.
Overlord of the Hauntwoods triggers, creating two tapped Everywhere land tokens.
When the Everywhere tokens enter the battlefield,
Springheart Nantuko and
Stone-Seeder Hierophant each trigger twice.
Resolve the first
Stone-Seeder Hierophant trigger, untapping it.
Holding priority, activate
Stone-Seeder Hierophant by tapping it, untapping an Everywhere token.
Repeat from step 4 for the other
Stone-Seeder Hierophant trigger.
Holding priority, activate the Everywhere tokens by tapping them, adding ({1} magic symbol) ({G} magic symbol) .
Resolve the first
Springheart Nantuko trigger, choosing not to pay and creating two 1/1 Insect creature tokens.
Resolve the second
Springheart Nantuko trigger, causing you to pay ({1} magic symbol) ({G} magic symbol) to create two token copies of
Overlord of the Hauntwoods.
When the
Overlord of the Hauntwoods tokens enters the battlefield, they trigger.
Resolve the first trigger, creating two tapped Everywhere land tokens.
Repeat from step 3.

This combo has been estimated to be Exhibition (Bracket 1+).