Source: Millennium Memory, pages 188-199
Earthbender Ascension takes some investment, but since we can easily make 4 land drops, often in a single turn, the card is mostly upside
Collectors can expect that card to be worth hundreds of dollars
Nevertheless, even drawing one card can really help and the fact that this ability affects any creature we control, means that in most cases it can be activated on the same turn, unlike similar abilities on our creatures that are bound to them, thus need one extra turn to be activated due to summoning sickness
Other than being able to deal an additional 20 damage per attack, Fighting-type decks are a bane to Terapagos ex due to how fast they can set up and deal huge damage with low-cost attacks
Her ability to reduce an opposing character's Strength while increasing the Strength of one of your own characters will likely give eveen your weakest characters you free trades