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 Whip Silk spell.
Activate the two Everywhere tokens by tapping them, adding ({G} magic symbol) ({G} magic symbol) .
Activate Whip Silk by paying ({G} magic symbol) , returning it from the battlefield to your hand.