All other permanents on the battlefield (Roaming Throne with "Avatar" or "Horror" chosen).
({W} magic symbol) available.
Steps
Cast Flickering Ward by paying ({W} magic symbol) .
Displacer Kitten triggers, blinking Overlord of the Hauntwoods.
When Overlord of the Hauntwoods enters the battlefield, it triggers twice, creating two tapped Everywhere land tokens, which enter untapped due to Spelunking.
Resolve the Flickering Ward spell.
Activate the two Everywhere tokens by tapping them, adding ({W} magic symbol) ({W} magic symbol) .
Activate Flickering Ward by paying ({W} magic symbol) , returning it from the battlefield to your hand.