Poison Mana - The percent of mana the target has will reduce it's life regeneration, EX, if the target has 100/100 mana, the targets life will not regenerate, if it has 50/100 mana, it's life regeneration is reduced by 50%, if the target has 0/100 mana, it's life regernation will function as normal.
Chrono-Abyss - A 200 AOE will become a chrono abyss, slowing units down in it for 40%, and then killing anything around it for 250 AOE.
Nether Rift - Summons a Nether rift, which will spew nether magicks into the area around it, damaging nearby units for 20 damage a second. Every 5 seconds the rift is opened, there is a chance a neutral hostile voidwalker will spawn.