Start with 2 lives - PANTTATA

Start with 15 lives - TANTTATE

Infinite lives - SXEKSOVK

Start with some weapons - XVOTAEXE

Unlimited weapons (bombs, flares, nukes, bullets) - AANNSLPA

Slow down rate of air loss (scuba mode) - YUSOENYO

Speed up rate of air loss - YESOENYO

Shield doesn't take damage from bullets - GZUYZIST