Poison

Passes through enemies and applies 3 stacks of poison to nearby enemies within a 2 tile radius. Poison lasts for 4 seconds and each stack deals 1-3 damage per second

Explodes when hitting an enemy, dealing 300-500 damage to nearby enemies and applying 1 stack of radiation to everyone present indefinitely (max 5 stacks). Each stack of radiation increases damage received by 10%. Has a 3-second cooldown

Emit a radiation beam on hit that deals 24-48 damage and applies 1 stack of radiation (max 5 stacks). Radiation lasts for 15 seconds and cause enemies to receive 10% more damage from all sources per stack

Leaves behind tar blobs over time. Enemies who walk into tar blobs are dealt 15-30, are slowed by 50% for 7 seconds and gain 1 stack of poison (max 8 stacks). Each stack of poison deals 1-3 damage per second. This ball and its tar blobs also deal 6-12 damage to nearby units

Applies 1 stack of disease to units it hits (max 8 stacks). Disease lasts for 6 seconds. Each stack of disease deals 3-6 damage per second and diseased units have a 15% chance of passing a stack to undiseased nearby enemies each second