Here is the full list of all 19 Rock of Ages achievements.
Win 10 online War games.
Win a match with your gate unscathed.
Earn more than 7000 gold in one match.
Get a gold medal on all maps in Time Trial mode.
Win a War game using the Cube.
Find all the keys scattered throughout the levels.
Land a projectile on some TNT to produce a shockwave combo that hits your enemy.
Beat the game in Story mode.
Destroy a flying ship.
Win a match without destroying any of your adversary's units.
In SkeeBoulder, land your Boulder in the maximum multiplier.
Win a match using the Snowball boulder.
Score a direct hit on an enemy boulder with the Castlepult.
Hit the castle gate with the fireball powerup.
Complete the tutorial level and escape from the underworld.
Win an online War game
Destroy your adversary’s boulder.
Break off the second layer of your adversary’s boulder.
Break off the first layer of your adversary’s boulder.