>>58324761>Even if Tera is available for Zama or Gambit, they're still vulnerableAfter 1 Iron Defense (remember, Zam is faster than Mega-Gross by a significant amount.), Zamazenta not only takes squat from the strongest attack Mega-Gross can throw out, but it also nearly OHKOs back
252+ Atk Tough Claws Metagross-Mega Psychic Fangs vs. +3 88 HP / 252 Def Zamazenta: 126-150 (36.3 - 43.2%) -- 97.3% chance to 3HKO after Leftovers recovery
+3 252 Def Zamazenta Body Press vs. 0 HP / 0 Def Metagross-Mega: 211-249 (70 - 82.7%) -- guaranteed 2HKO
Kingambit also eats Mega-Gross's lunch.
252+ Atk Metagross-Mega Earthquake vs. 0 HP / 4 Def Kingambit: 222-262 (65.1 - 76.8%) -- guaranteed 2HKO after Leftovers recovery
252+ Atk Supreme Overlord 5 allies fainted Kingambit Sucker Punch vs. 0 HP / 0 Def Metagross-Mega: 272-324 (90.3 - 107.6%) -- 43.8% chance to OHKO