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Have you considered Sash Alakazam over zoroark? Magic guard means you always have sash intact regardless of hazards and it can revenge all the above mons you mentioned except for MegaZam
Alakazam @ Focus Sash
Ability: Magic Guard
EVs: 252 SpA / 4 SpD / 252 Spe
Hasty Nature
IVs: 0 Def
- Counter...
Your mew set is pretty outdated. Mew runs more defense now for medicham and Zygarde. Also I'd run ice beam over psychic to check Zygarde
Here's the set
Mew @ Leftovers
Ability: Synchronize
EVs: 240 HP / 72 Def / 140 SpD / 56 Spe
Bold Nature
IVs: 0 Atk
- Will-O-Wisp
- Ice Beam
- Roost
-...
I feel the 4MSS argument is totally bull, with some good team building it can perfectly sum up its coverage and patch it's weaknesses for eg. Magnezone will allow it to forgo tpunch. Also Metagross finds itself spamming meteor mash anyway. Offensive teams struggle to take its STABs, the ones...
Heart stamp is 60, you must have seen PP lol. But yeah heart stamp is bad. And discharge Zapdos is a legit set and discourages switch ins like ZardX and kyurem
252 Atk Tyranitar Superpower vs. 0 HP / 0 Def Mamoswine: 322-380 (89.1 - 105.2%) -- guaranteed OHKO after Stealth Rock
Ttar resists ghost, is immune to psychic so lele can't spam psychic, removes rain with sand