addHook("PlayerThink", function(player)
	local maxspeed = player.normalspeed
	local extradrag = 1
	if player.mo.eflags & MFE_UNDERWATER --underwater checks
		extradrag = 2
		maxspeed = $/2 end
	if (player.mo.momz > 0*FRACUNIT) and (player.speed > maxspeed) then -- the actual airdrag stuffs
	player.mo.momx = $*(98-extradrag)/100
	player.mo.momy = $*(98-extradrag)/100
	end
end)