It's a hard question to definitively answer, but I believe it has something to do with the increasing size of Standard
The permanent's abilities are on the right side of its text box, with its name, mana cost, type line, and if applicable power/toughness, in their usual positions
You get a giant, flying lifelink dragon, and delve on your spells, but at the same time, you have to pay with life to cast them
The APAC version is only identifiable by the APAC stamping on the foil watermark (I highlighted it for you)
Continue reading when youre done, and do yourself a favor and never put your cards away like that ever again in the future
Alternatively, you can use the excess mana to activate a game-ending ability such as Ezuri, Renegade Leader multiple times to demolish your opponents