grass

Venusaur @ Venusaurite
Ability: Overgrow
EVs: 248 HP / 12 SpA / 248 SpD
Calm Nature
- Sludge Bomb
- Synthesis
- Giga Drain
- Hidden Power [Fire]

Ferrothorn @ Rocky Helmet
Ability: Iron Barbs
EVs: 248 HP / 8 Atk / 252 Def
Relaxed Nature
IVs: 0 Spe
- Stealth Rock
- Power Whip
- Leech Seed
- Gyro Ball

Shaymin-Sky @ Leftovers
Ability: Serene Grace
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Air Slash
- Seed Flare
- Substitute
- Leech Seed

Rotom-Mow @ Choice Scarf
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Trick
- Leaf Storm
- Volt Switch
- Hidden Power [Ice]

Celebi @ Light Clay
Ability: Natural Cure
EVs: 248 HP / 228 SpD / 32 Spe
Calm Nature
- Light Screen
- Reflect
- Heal Bell
- Psychic

Serperior @ Choice Scarf
Ability: Contrary
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Leaf Storm
- Dragon Pulse
- Synthesis
- Hidden Power [Water]