Tail
Strike a nearby target with the tail.
Controls:RMB
Bite
Bite a target in front of you.
Controls:LMB
Hyperdrive
Aim a destination and teleport the Astrocetus there.
Controls:Space, then LMB to confirm
Bomber Mode / Drop Bomb
Switch to the bombing view and drop a stored ambergris bomb. Requires the Tek saddle.
Controls:C, then LMB
Roar
Roar.
Controls:Hold C
Saddle Turret
Fire a saddle turret as a passenger. Requires element.
Controls:LMB: passenger turret seat
Default PC controls. Custom keybindings may differ.