What to change for HP Ice on Lando I?

Young Thug (Altaria-Mega) @ Altarianite
Ability: Pixilate
EVs: 248 HP / 8 Atk / 252 SpD
Careful Nature
- Cotton Guard
- Dragon Dance
- Roost
- Return

No Flex Zone (Magnezone) @ Choice Scarf
Ability: Magnet Pull
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Flash Cannon
- Hidden Power [Fire]
- Thunderbolt
- Volt Switch

Lando Calrissian (Landorus) (M) @ Life Orb
Ability: Sheer Force
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Earth Power
- Focus Blast
- Sludge Wave
- Psychic

Not for Children (Bisharp) @ Black Glasses
Ability: Defiant
EVs: 4 HP / 252 Atk / 252 Spe
Adamant Nature
- Knock Off
- Sucker Punch
- Iron Head
- Pursuit

ayy lmao (Latios) (M) @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Roost
- Defog
- Draco Meteor
- Psyshock

Like a Rednose (Conkeldurr) @ Assault Vest
Ability: Guts
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Drain Punch
- Knock Off
- Ice Punch
- Mach Punch