Check GOG, console digital stores (PS3/PS4 via PS2 classics?), or emulation, as physical copies are more common than digital releases today.
Don't just spam basic attacks. The "Top" players know that heavy items like safes and TNT crates deal the most damage.
Warner Bros. Interactive has not announced a remaster, but the success of Multiversus could revive interest. Until then, emulation is king.
Since there is no official modern digital version, players typically access the game through the following methods: