When a Pokmon is under the Poison status condition, it takes 10 damage at the end of every turn for each Poison counter on the card, which can be enough damage to knock out a significant number of low HP Pokmon
There's nothing you can do
However, its reliance on the opponent having a monster with higher ATK limits its consistency
Whether its through large damage dealt early on or a surprise Stein activation, the deck forces opponents to always respect the possibility of an immediate swing in momentum
Since this is Standard, that turn is usually somewhere between turns 5-7 rather than 1-3
Dragonite's ability to learn a wide variety of moves, such as "Outrage," "Hurricane," and "Thunder Punch," allows it to adjust to multiple strategies in battle, further solidifying its place in competitive scenes across various Pokmon generations