Mew and friends and
Featherweights:
http://replay.pokemonshowdown.com/gen7oususpecttest-574300556
(Mew: 4kg, Jirachi 1.1kg, Victini 4.0kg, Manaphy 1.4kg, Diancie 8.8kg, Shaymin 2.1kg)
Extra Ore Dinary,
Heavyweights:
http://replay.pokemonshowdown.com/gen7oususpecttest-574671856
(Metagross 942.9, Celesteela 999.9kg, Heatran 430kg, Steelix 400kg, Cobalion 250kg, Registeel 205kg)
Stats don't mean nothing:
http://replay.pokemonshowdown.com/gen7oususpecttest-574706710
Normally, I would be dead by now (turn 13):
http://replay.pokemonshowdown.com/gen7oususpecttest-574776557
I also thought of a new achievement while building that last team, but it might be waaaaay too ridiculously hard to pull off: Winning with all of your HP at 100% :p
Call it something like "not even a scratch" or "God mode", idk. Feel free to think of something better, I just came up with those in 5 seconds.