Here is the full list of all 30 Spyro 2: Ripto's Rage! trophies - there are 12 bronze, 12 silver, 5 gold and 1 platinum.
Collect all trophies in Spyro 2: Ripto's Rage
Complete Gulp's Overlook without harming fodder
Defeat the Ox without taking a hit
Unlock the permanent Super Flame
Flame the Pigeons first in Metro Speedway
Defeat every Earthshaper in Fracture Hills
Defeat every Robo Bee by spitting
Don't hit any Sheep in Cloud Temples
Charge through every Monkey in Mystic Marsh
Don't get hit by Bob
Destroy every Roboshark
Don't touch the lava in Skelos Badlands
Complete the long glide to Orb in Autumn Plains
Use all 3 types of power-ups in Ripto's Arena
Headbash every rock in Winter Tundra
Defeat 5 Buggies while charging
Steal a Popcorn Crystal from Hunter
Defeat the Snowmobiles before defeating a Hang Glider
Heat up the audience
Use a cannon to defeat a TNT thrower
Clean run in the trolley
Defeat all Draclets in one Superflight
Headbutt every turtle in Turtle Soup challenges
Don't touch the hazardous water in Shady Oasis
Complete Crush's Dungeon without hitting any fodder
Defeat every robot in Hurricos
Charge a Goat in Colossus
Do not feed the Hungry Idol any red fish
Complete Hunter's challenge
Light 6 Gem Lamps in 15 seconds