Rule 34 Dev - 1boy 1girl air_bubble angry anthro aquaphilia asphyxiation barefoot belly_button big_breasts big_nipples breast_fondling breast_grab breasts bubble byondrage determined drowning erection explicit feet fetish freediving friendship_is_magic grope hasbro holding_breath huge_breasts imminent_death male my_little_pony nipples nudity penis peril piggyback_ride pillar plantigrade_anthro puffy_cheeks semi-grimdark skinny_dipping spear spike_(mlp) straight swimming temple thighs thunder_thighs tongue_out twilight_sparkle twilight_sparkle_(mlp) underwater water weapon|985343