Refer to the FAQ: Q: Pain Split, Wish, Life Orb, Stealth Rock, Leech Seed, Shell Bell, recoil, or draining damage/healing is being calculated incorrectly, and/or, Regenerator and Natural Cure healing aren't working! A: You're using a replay from an old a buggy version of Pokemon Online, which doesn't contain this information. The replayer tries to guess the best it can, but it can sometimes be off by a bit. Please update to the latest version of Pokemon Online. complain to Pokemon Online about why they haven't fixed it yet. In particular, if Life Orb isn't showing up or Stealth Rock is being calculated incorrectly, you're using a very, very old version of Pokemon Online and should really upgrade.