Y2k-tard
Nibiru-tards
Market-tards
Gulf-tards
Fuku-tards
Sol-tards
Chem-tards
Sin​khole-tards
Yellowstone-tards
ISON-tards
2012-tards
WWIII-tards

I've forgotten so many..and there will be many new ones to come. All I know for sure is that you tards will be salivating at the prospect of more doom to come.

DOOM-TARDS REJOICE!