Youre tapped out for starters, meaning you are at the mercy of your opponents combat tricks and the like
The mana advantage, more often than not, outweighs the downside, especially when paired with cards like Lotus Petal that can tap for colored mana
It does require tapping, so you'll need to wait a turn to use it normally, but you can easily combine it with Commander Classics Swiftfoot Boots and Lightning Greaves to protect it and haste it in one swing
There are nine languages supported, so if you trade with someone in Japan, for example, you will have a Japanese version of the card in your collection
Unlike traditional ramp spells, this is not a dead draw later in the game after your mana is fixed
A Fusion Summon of this card can only be done with the above Fusion Materials