Big Top Arena is one of the Field Effects. Unlike most other field effects, it cannot be summoned by any means, whether by transforming another field or by some combination of moves, nor can it be transformed or terminated by any permanent means.
High Striker Attacks deal a random increment of damage between 0.8x and 2.5x. Pokémon with high Attack, as well as Pokémon with Sheer Force, Huge Power, Pure Power, and Guts, will roll higher amounts. High Striker Attacks include all Fighting-type move and the following: