Wrecking Ball: A ton of carriers with titans in them. The carriers prevent the titans from bumping.
Slowcat: Archon
Hellcat: Pulse Abbadon
Herocat: Shield neut autocannon tempest
Alphafleet: 1400 arty Maelstroms
Baltecfleet: Rail Megathrons and Beam Apocalypses
Techfleet: Tempest Fleet Issues, like an armor Alphafleet
Dreamcats: no idea. I think it's a Nightmare doctrine that never gets used.
Foxcats: Navy Apocs
Cattlecruisers: Some shitfit armor BC Red Crown and Lyris Nairn wanted.
FuckYouFleet: Celestises
Siegefleet: Stealth bombers fit for shooting structures.
Blap Dreads: Dreads fit with tracking stuff to rape battleships.
ArmorHACs: Pulse armor Zealots.
Slippery Pete: A nearly unprobable Tengu designed to engage at 200km+
Alphaing: Killing an enemy in one volley.
Welp: A battle where your side was defeated badly. Opposite of Rape.
Blob: A fleet with more ships than your fleet.