$summon trident $(coords) {Tags:["vb.new_summon","vb.custom_mob","vb.custom_mob.drowned_necromancer_trident"],Motion:[$(motion)],Rotation:[0,180]}

scoreboard players set @n[tag=vb.new_summon] vb.timer.boss_attack 0

tag @n[tag=vb.new_summon] remove vb.new_summon