The Jumping Spider would be good as a Tier I or Tier III spider buggy as a tie in set of achievements/mutations would make things more rewarding to have them. Recovering Arachnophobe: Hatch a Jumping Spider and build a Buggy bed for the Jumping Spider <Rewards: increase distance till other spider enemies get in aggression range, unlocks access to Arachnotherapy>, Arachnotherapy: Pet a Jumping Spider 10 times after defeating 10 hostile bugs (1 pet per 1 hostile bug) <Rewards: Decrease stamina drain on spider buggies, unlocks Arachnophobic No More>, Arachnophobic No More: Defeat 5 of each of the hostile spider (excluding AXL) and hostile scorpion enemy types while riding the Jumping Spider <Rewards: When riding spider buggies deal 10% more damage to spider and scorpion hostile enemies, unlocks the passive mutation - Arachnid Knight: Evasion is increased by 5% while wearing any spider full set of armor.