Torterra is the Grass type Pokémon of Ash's Team. After being used in a gym battle against Volkner, which got postponed, Ash's Grotle evolved during a battle with Team Rocket. With its new size and strengths, it now knows more powerful moves such as Leaf Storm in addition to the moves Energy Ball, Rock Climb & Synthesis. With these attacks at its disposal, it is sure to be a massive tank in Ash's team. Turtwig → Grotle → Torterra