Spells and upgrades are the targets of the latest HotS beta patch. Aside from Blink, Fungal Growth, Sentinel Missiles and Caduceus reactor suffer changes. Medivac The Caduceus Reactor upgrade now requires a Fusion Core before research can begin. Widow Mine Sentinel Missiles Primary target damage reduced from 160 to 125. Stalker Blink Research time increased from 140 to 170 seconds. Infestor Fungal Growth Range increased from 8 to 10. Missile speed increased from 10 to 15.