Hate to do this but Twitter was just the -wrong- platform for this game. Back to the forums of various comics for me.

Adios!

Go to the Beginning, Here!
Go Back to 700,000,000 Years: Here!
Onward to 900,000,000 years: Coming soon

Four Fins for Maneuverability: 94
Spiked Club: 72
Acid Resistance: 97
Sensory Trigger System: 41
Short range Paralyzing Toxins: 38
Local Flora Discovered for Defens...

After a day off, we're back!

Go to the Beginning, Here!
Go Back to 600,000,000 Years: Here!
Onward to 800,000,000 years: Coming soon

8 Swimming Limbs: 9
Fins for Maneuverability: 74
Spiked club: 18
Acid Resistance: 6
Increased Size of Electrical Attack: 92

THE TIME:...

Electrical Shocks: 92

Go to the Beginning, Here!
Go Back to 500,000,000 Years: Here!
Onward to 700,000,000 years: Here!

THE TIME: 600,000,000 Years BBB
THE PLACE: The Open Ocean, with very chilled temps
Lifeform Survival: 83%

The Situation:

600,000,000 years and ev...

Go to the Beginning, Here!
Go Back to 400,000,000 Years: Here!
Onward to 600,000,000 years: Here!

Smaller Tail: 67
Spike-proof Armor: 6
Slimy Surface: 41
Elastic Surface: 81
Sticky Mucus: 56

No rolls above 90, applying highest (Elastic Surface)

THE TIME: 500,000,000...

Go to the Beginning, Here!
Go Back to 300,000,000 Years: Here!
Onward to Half A Billion Years: Here!

Water Jets: 96 (Success!)
Sucking Nobs: 48
Tail Barbs: 81
Fins: 31
Phosphorus: 66
Anglerfish Lure: 60

THE TIME: 400,000,000 Years BBB
THE PLACE: The Open Ocean, with v...

Go to the Beginning, Here!

Go Back to 200,000,000 Years: Here!

Onward to 400,000,000 Years: Here!

Tail Barb: 44
Acid Resistance (against Digestion): 10
Swimming Fins: 33
Chemical Secretion: 6
Spikes: 85
Multicellular: 51
Bright Green Coloration: 88
Arsenic DNA: 28

No mu...

Go to the Beginning, Here!

Go Back to 100,000,000 Years Here!

Go Forward to 300,000,000 Years: Here!

Larger Size: 34 (Nope)
Serrated flagellum: 58 (Nope)
Camoflage: 75 (Nope)
Reproductive Boost: 51 (Nope)
Multicellular-ism: 67 (Nope)
Prehensile Tail: 81 (Nope)
Parasitic...

Back to Year 0: Here!

Onward to 200,000,000 Years: Here!

Swimming Fins: 13 (Nope)
H2O2 Release: 8 (Nope)
Protective Shell: 66 (Nope)
Blue Coloration: 14 (Nope)
Acidic Surface: 23 (Nope)
Carbon Based: 59 (Nope)
Powerful Tail: 26 (Nope)

No mutations rolled higher than 90...

Forward to 100,000 Years: Here!

Dawn breaks on a new, pristine world. One with no biological fauna on it... only flora of many different shapes, sizes, colors and allergen-producers. No sounds emerge from the forests save the blowing of the wind... no chirps of cricket...