Complete Adventure Mode.

Get the Gold Sunflower Trophy.

Get to a streak of 10 in I, Zombie Endless.

Get to a streak of 15 in Vasebreaker Endless.

Blow up a zombie using a Potato Mine.

Blow up 10 zombies with a single Cherry Bomb.

Collect all 49 plants, including plants from Crazy Dave's shop.

Complete a daytime pool level without using Peashooters of any kind.

Bowl over 5 zombies or more with a single Wall-nut.

Complete a normal Roof level without using any catapult plants.

Discover the Yeti Zombie

Pick up 30 coins in a row on a single level without letting any disappear.

Get 8000 sun during a single level.

Defeat 2 Gargantuars with corn cob missiles in a single level.

Complete a daytime level by planting only mushrooms and Coffee Beans.

Complete a nighttime level without planting any mushrooms.

Beat all 20 Mini-games.

Survive 20 waves of pure zombie ferocity.

Grow the Tree of Wisdom to 100 feet.

Enable Mustache Mode

Hypnotize a Dancing Zombie

Complete all levels in a Rest in Peace run

Complete all levels in a Rest in Peace run without losing a single lawnmower

Complete all 12 Cloudy Day levels.

Complete a level using only explosive plants to kill zombies.

Get 40 flags in Survival Endless.

Complete ZomBotany without using Wall-nuts, Tall-nuts, or Pumpkins.

Complete Seeing Stars before the first Flag Zombie arrives.

Complete Last Stand with 2000 or more sun remaining.

Complete Pogo Party without using Tall-nuts or Magnet-shrooms.

Win all 9 I, Zombie trophies.

Win all 9 Vasebreaker trophies.

Defeat the last zombie in a level with a Lawn Mower.

Collect all Zen Garden, Mushroom Garden, and Aquarium Garden plants.

Complete Adventure Mode a second time.

Toggle on the Retro Zombie skin for the first time.

Toggle on the Head Crab Zombie skin for the first time.