Potion of ultimate strength

Potion of ultimate strength is a members only, unmakable potion used in the 'Discovery of barbarian corruption' quest. Matoxjnr hands you this potion before he dies, saying it should be helpful in defeating _________. Usually, people have great struggle in defeating _______ (the boss) WITHOUT drinking all of the potions, although if you don't drink them all, you will be able to keep the remaining ones.

Potions of ultimate strength increase your strength potion to 99 for about 2 minutes (can't be used in PvP and other player-versus-player activities).

To drink, they require:
 * you are up to a certain stage in the quest
 * 80+ strength, if you are 99 strength, they increase your strength level to 110
 * a certain level in Barbarian Training, otherwise it will say "the potion is strong, and burns your throat", you will also get your strength level decreased by 3

Trivia

 * 2 hours after the release of this potion, there was a bug that allowed people to use this potion in PvP situations. Although this was resolved in under 2 hours, many unlucky players died due to this. No one was banned.
 * This is the only potion that is presented in a non-conical flask.
 * There has only been one recorded player to have kept this potion after the quest.