Compare and Contrast:

Oasisaur vs Megachelon.

Oasisaur:

•Can fly.

•Can’t attack.

•Can resurrect a fallen creature.

•Gives greenhouse effect to crop plots on its back.

•Have to fight waves of creatures to tame.

•Only in Ascended.

Megachelon:

•Can swim underwater.

•Supplies oxygen to everyone on its back while underwater.

•Can attack.

•Produces rare flowers and rare mushrooms in its inventory over time.

•Must lead a school of fish to it to tame.

•In both Evolved and Ascended.

Both:

•Irrigates crop plots on their backs.

•Can build on their backs (with or without saddle for the Megachelon).

•Mobile bases.

-ZyreRaax

P.S.

Sorry if I forgot anything, this was all just from memory.