I've been working on an entry hazard stall team for a little while, and wanted to see if there were any improvements that could be made. Any suggestions?
Deoxys (Defence Forme) @ Rocky Helmet
Ability: Pressure
EVs: 252 HP / 128 Def / 128 SpD
Sassy Nature
-Spikes
-Recover
-Toxic
-Drain Punch
Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 128 Atk / 128 SpD
Sassy Nature
-Leech Seed
-Gyro Ball
-Stealth Rock
-Power Whip
Shuckle @ Chesto Berry
Ability: Contrary
EVs: 252 HP / 128 Def / 128 SpD
Relaxed Nature
-Shell Smash
-Stealth Rock
-Toxic
-Rest
Toxapex @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 252 Def / 4 SpD
Sassy Nature
-Toxic Spikes
-Haze
-Scald
-Recover
Stakataka @ Focus Sash
Ability: Beast Boost
EVs: 252 HP / 128 Def / 128 SpD
Sassy Nature
-Trick Room
-Wide Guard
-Stealth Rock
-Rock Slide
Tyranitar-Mega @ Tyranitarite
Ability: Sand Stream
EVs: 252 HP / 252 SpD / 4 Atk
Sassy Nature
-Stealth Rock
-Stone Edge
-Curse
-Crunch