The heartwood

• earth roots of the wood 240–400 (wave, range 6)
• earth spore burst 200–370 (around itself, radius 3)
• physical falling branches 220–390 (ball, radius 2, range 6)
• heal heals itself 700–1150

• earth roots of the wood 480–800 (wave, range 6)
• earth spore burst 400–740 (around itself, radius 3)
• physical falling branches 440–780 (ball, radius 2, range 6)
• death nightmare pulse 320–640 (around itself, radius 1)
• heal heals itself 700–1150

The Nightmare heartwood (white skull) rolls again every time a group pulls the lever - one time in two hundred. Its blows and spells hit twice as hard, and a pulse of death goes round it; its drops come 3% more often; 1 Warden mark to everyone who brings it down.

• earth roots of the wood 720–1200 (wave, range 6)
• earth spore burst 600–1110 (around itself, radius 3)
• physical falling branches 660–1170 (ball, radius 2, range 6)
• death nightmare pulse 480–960 (around itself, radius 1)
• fire hellfire 720–1440 (around itself, radius 2)
• lifedrain soul drain 480–960 (spell, range 4, heals it)
• heal heals itself 700–1150

The Hell heartwood (red skull) - one mutation in ten is Hell. Its blows and spells hit three times as hard, two attacks at once, with a burst of hellfire and a drain that heals it; its drops come 5% more often; 2 Warden marks to everyone who brings it down.