243a0200_ne_Arena_Strategy___Blue_is_Me__Advantages
[Name] Warp Zealot [Disadvantages] Cannot attack air. Weak against Devil dogs and Reavers. [Advantages] 
Low maintenance, don’t need to micro much. Fast, kills bio units and marines quickly. Relatively inexpensive. No need to really upgrade. Not much weakness.
Starcraft 2: Marine Arena Strategy | Blue is Me
Advantages