Donphan @ Leftovers
Ability: Sturdy
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Rapid Spin
- Earthquake
- Ice Shard
- Knock Off
Though gets killed by many Special Attackers, Donphan is a great wall against Mega Aerodactyl even with Ice Fang.
Minior @ White Herb
Ability: Shields Down
Shiny: Yes
EVs: 252 Atk / 4 SpA / 252 Spe
Lonely Nature
- Shell Smash
- Acrobatics
- Earthquake
- Power Gem
I'm also considering Cloyster Shell Smash White Herb cuz it walls Scizor nicely and does nice damage with Rock Blast though not the best
Sharpedo-Mega @ Sharpedonite
Ability: Speed Boost
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Protect
- Waterfall
- Crunch
- Psychic Fangs
Mega Sharpedo is one of my favorite Mega cleaners or revenge killers and has sweeped many times before.
Togekiss @ Choice Scarf
Ability: Serene Grace
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Air Slash
- Flamethrower
- Defog
- Dazzling Gleam
I LOVE ScarfKiss, though it's kinda disrespectful for using Flinch hax in my opinion, but I still love it as a good Defogger and revenge killer.
Nihilego @ Poisonium Z
Ability: Beast Boost
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Thunderbolt
- Sludge Wave
- Power Gem
- Hidden Power [Ice]
My favorite UB in the UU tier ^-^
Galvantula @ Focus Sash
Ability: Compound Eyes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Sticky Web
- Thunder
- Electroweb
- Bug Buzz
A sacrificial lead to make sure Sticky Web is set with awesome damage potential as well.