A thread about Omni-Man put this match up into my mind.
Mark as of the end of the series is going to run a small gauntlet of Gokus to see how far he gets.
GAUNTLET 1! - Default stuff
Location: A deserted planet Namek.
1) Goku circa the end of the Sayain Saga
2) Goku circa the end of the Frieza Saga
3) Goku circa the end of the Cell Saga
4) Goku circa the end of the Buu Saga
GAUNTLET 2! - No space tosses and no running
Location: The Khazan arena but the roof has been enclosed to prevent Mark carrying Goku into space.
1) Goku circa the end of the Sayain Saga
2) Goku circa the end of the Frieza Saga
3) Goku circa the end of the Cell Saga
4) Goku circa the end of the Buu Saga
GAUNTLET 3! Father-Son Bonding Battle
Location: A deserted version of Thraxa
This time Mark's father Omni-man joins the battle and they fight Goku and Gohan.
1) Goku and Gohan circa the end of the Sayain Saga
2) Goku and Gohan circa the end of the Frieza Saga
3) Goku and Gohan circa the end of the Cell Saga
4) Goku and Gohan circa the end of the Buu Saga
Which alien defender of earth wins?