Here is the full list of all 8 Dashing Dinos achievements.
300 Suicides in Last Dino Standing
Crush frozen Dinos by pushing them into spikes
Complete the Tutorial
Play five Party Tournaments
Score 2500 Points inside the Dash Drill
Win alone against 2+ Enemies
Annihilate three Dinos with one Explosion Pickup
Score 1300 Points in the Tutorial