When using players, use players for multiple players and player's for a singular player.
on join:
if {kills::%player's uuid%} is not set:
set {kills::%player's uuid%} to 0
if {deaths::%player's uuid%} is not set:
set {deaths::%player's uuid%} to 0
if {streak::%player's uuid%} is not set:
set {streak::%player's uuid%} to 0
every 1 second in world "LifestealFactions":
loop all players:
if loop-player's world is "LifestealFactions":
set title of loop-player's scoreboard to "&e&l⊂Lifesteal Factions⊃"
set line 16 of loop-player's scoreboard to "&e&lServer Stats"
set line 15 of loop-player's scoreboard to ""
set line 14 of loop-player's scoreboard to "&9»» &ePlayer: &6%loop-player's uuid%"
set line 13 of loop-player's scoreboard to "&9»» &ePlayers: &6%size of all players%&8/&6%max players%"
set line 12 of loop-player's scoreboard to "&9»» &eIP: &6NaylarMC.minehut.gg"
set line 11 of loop-player's scoreboard to ""
set line 10 of loop-player's scoreboard to "&e&lPlayer Stats"
set line 9 of loop-player's scoreboard to ""
set line 8 of loop-player's scoreboard to "&9»» &eFaction: &c%{faction.loop-player}%"
set line 7 of loop-player's scoreboard to "&9»» &eBalance: &c%{coins.loop-player}%"
set line 6 of loop-player's scoreboard to "&9»» &eKills: &c%{kills::%loop-player's uuid%}%"
set line 5 of loop-player's scoreboard to "&9»» &eDeaths: &c%{deaths::%loop-player's uuid%}%"
set line 4 of loop-player's scoreboard to "&9»» &eKDR: %%{kills::%loop-player's uuid%}%/%{deaths::%loop-player's uuid%}%%"
set line 3 of loop-player's scoreboard to "&9»» &eKillstreak: %{streak::%loop-player's uuid%}%"
set line 2 of loop-player's scoreboard to ""
set line 1 of loop-player's scoreboard to "&e&l»» Lifesteal factions"
on death:
add 1 to {kills::%attacker's uuid%}
add 1 to {deaths::%victim's uuid%}
add 1 to {streak::%attacker's uuid%}
set {streak::%victim's uuid%} to 0