Here is the full list of all 18 Running Gods achievements.
Unlock the Amazon's Woods.
Unlock the Styx.
Unlock the Frozen Land.
Unlock the Abyss.
Unlock the Epic Battle.
Unlock the Forge.
Finish the solo mode.
Do a combo of 20 orbs in a row.
Win 5 stars in a level.
Finish a level with 7 lives or more.
Finish a speedrun.
Play a multiplayer match with 4 friends.
Play 1 multiplayer match and pretend your friends played well.
Play 5 multiplayer matches and taunt your friends.
Play 10 multiplayer matches and troll your friends.
Play 20 multiplayer matches and give a tissue to your friends.
Get a total of 100 stars.
Get all the stars.