I couldn't miss the chance to practice my drawing!
I couldn't finish 'em. Looks like this's gonna get complicated.
The Mega Armor is an enemy in Final Fantasy Dimensions. It is encountered in the Challenge Dungeon of the The Memorist part. Since the Challenge Dungeons do not appear outside the original phone release, it is only dummied in the other mobile versions and therefore not available in any English version of the game.
Mega is a unit prefix in the metric system denoting a factor of one million (106 or 1,000,000). It has the symbol M.