#execute as @s run tellraw @a[tag=K] ["",{"selector":"@s","color":"white"},{"text":" has made the advancement ","color":"white"},{"text":"[","color":"gray"},{"text":"Etherium Blood-Bolt","color":"gold","hoverEvent":{"action":"show_text","value":{"text":"","extra":[{"text":"Etherium Blood-Bolt\n","color":"gold"},{"text":"Fired the Etherium Blood-Bolt, at the cost of your health.","color":"yellow"}]}}},{"text":"]","color":"gray"},{"text":"."}]