Rule 34 Dev - ambiguous_gender boss_fight button_prompt continue crab_battle difficulty_select electricity feral fight game_bonus game_over game_over_screen game_screen gameplay_mechanics group gui health_bar infinite_ammo machine music musical_note musical_symbol pattern_background red_text riding rocket score score_bonus screen select_screen shoot_em'_up_game simple_background submarine symbol text title title_screen underwater vehicle water watercraft weapon writing_text mausland sound_warning giant_enemy_crab arthropod billfish crab crustacean decapoda electric_eel fish human istiophoriform knifefish malacostracan mammal marine naked-back_knifefish robot shark swordfish 3:2 animated english_text flash flash_game interactive meme sound|357604695