(Moderators plz don't hate me)
The Red Nuisance

Weaknesses: No Shielding, and main weapon is in front of the only reactor.
Tier: Professional and Beginner Only.
The Red Problem

Weaknesses: Slow at turning and speed, Chain reaction detonation when reactor is dead, and control room is dangerously close to weapons.
Tier: Professional,(Maybe) Veteran.
Positives for both Ships: Have booster engines to catch up with kiters, have decent firepower, and have armor on the sides for protection against flankers.
And for the cute factor
The Penguin

Weaknesses: Ridiculously vulnerable to most weapon combos, chain react reactors, and under-armored.
Tier: Beginner Only.
Pros: Is good against small laser blaster/or cannon builds, it's very fast, and is a diagonal ship.