Introduced the Pokmon LV.X and Level-Up mechanic, which would later become one of the core gameplay features of the Diamond & Pearl era
However, the card has its spots, and since the opportunity cost of playing one copy of Trinisphere in your sideboard as a tutor target is so low, it makes it a consideration when the metagame calls for it
Your opponent chooses who the bounty head is, so the timing of this card is key
Arkham Horror : There are tons of instant fail conditions (Doom Track fills up, Too many gates are open at once, all three acts of The King in Yellow are performed...), and the normal ways to win are to either seal gates or kill the Ancient One after he awakens, which is difficult for most (and impossible for Azathoth, since his attack is Destroy the Universe )
It is a Fighting card illustrated by takashi shiraishi
There are some seriously powerful monsters you can summon for one tribute