diff --git a/arena.lua b/arena.lua
index f152396..45e62f5 100644
--- a/arena.lua
+++ b/arena.lua
@@ -511,7 +511,7 @@ function Arena:quit()
           }}
           ]]--
           SteamFollowButton{group = self.ui, x = gw/2 + 40, y = gh/2 - 10, force_update = true}
-          Button{group = self.ui, x = gw/2 + 40, y = gh/2 + 33, force_update = true, button_text = 'buy the soundtrack!', fg_color = 'greenm5', bg_color = 'green', action = function() open_url(b, 'https://kubbimusic.com/album/ember') end}
+          Button{group = self.ui, x = gw/2 + 40, y = gh/2 + 33, force_update = true, button_text = 'buy the soundtrack!', fg_color = 'greenm5', bg_color = 'green', action = function(b) open_url(b, 'https://kubbimusic.com/album/ember') end}
           Button{group = self.ui, x = gw - 40, y = gh - 44, force_update = true, button_text = '  loop  ', fg_color = 'bg10', bg_color = 'bg', action = function() self:endless() end}
           RestartButton{group = self.ui, x = gw - 40, y = gh - 20, force_update = true}
           self.try_loop_text = Text2{group = self.ui, x = gw - 200, y = gh - 44, force_update = true, lines = {
diff --git a/buy_screen.lua b/buy_screen.lua
index c6eb805..aa26bf7 100644
--- a/buy_screen.lua
+++ b/buy_screen.lua
@@ -1450,6 +1450,7 @@ function ItemCard:update(dt)
   if self.selected and input.m2.pressed then
     _G[random:table{'coins1', 'coins2', 'coins3'}]:play{pitch = random:float(0.95, 1.05), volume = 0.5}
     self.parent:gain_gold((self.level == 1 and 10) or (self.level == 2 and 20) or (self.level == 3 and 30))
+    table.insert(run_passive_pool, self.passive)
     table.remove(self.parent.passives, self.i)
     input.m2.pressed = false
     self.parent:set_items()
diff --git a/main.lua b/main.lua
index 09f7928..0e8fb75 100644
--- a/main.lua
+++ b/main.lua
@@ -1731,16 +1731,15 @@ function init()
     'silencing_strike', 'culling_strike', 'lightning_strike', 'psycholeak', 'divine_blessing', 'hardening',
   }
   main:add(Arena'arena')
-  main:go_to('arena', 6, 0, {
-    {character = 'cleric', level = 1},
-    {character = 'priest', level = 3},
-    {character = 'carver', level = 1},
-    {character = 'psykeeper', level = 1},
-    {character = 'fairy', level = 3},
+  main:go_to('arena', 16, 0, {
+    {character = 'archer', level = 3},
+    {character = 'barrager', level = 3},
+    {character = 'corruptor', level = 3},
+    {character = 'host', level = 3},
+    {character = 'beastmaster', level = 3},
+    {character = 'infestor', level = 3},
   }, {
-    {passive = 'psychosink', level = 3},
-    {passive = 'psyker_orbs', level = 3},
-    {passive = 'awakening', level = 3},
+    {passive = 'hive', level = 3},
   })
   ]]--
 
diff --git a/mainmenu.lua b/mainmenu.lua
index 8d8af79..2223493 100644
--- a/mainmenu.lua
+++ b/mainmenu.lua
@@ -95,7 +95,9 @@ function MainMenu:on_enter(from)
         'defensive_stance', 'offensive_stance', 'kinetic_bomb', 'porcupine_technique', 'last_stand', 'seeping', 'deceleration', 'annihilation', 'malediction', 'hextouch', 'whispers_of_doom',
         'tremor', 'heavy_impact', 'fracture', 'meat_shield', 'hive', 'baneling_burst', 'blunt_arrow', 'explosive_arrow', 'divine_machine_arrow', 'chronomancy', 'awakening', 'divine_punishment',
         'assassination', 'flying_daggers', 'ultimatum', 'magnify', 'echo_barrage', 'unleash', 'reinforce', 'payback', 'enchanted', 'freezing_field', 'burning_field', 'gravity_field', 'magnetism',
-        'insurance', 'dividends', 'berserking', 'unwavering_stance', 'unrelenting_stance'
+        'insurance', 'dividends', 'berserking', 'unwavering_stance', 'unrelenting_stance', 'blessing', 'haste', 'divine_barrage', 'orbitism', 'psyker_orbs', 'psychosink', 'rearm', 'taunt', 'construct_instability',
+        'intimidation', 'vulnerability', 'temporal_chains', 'ceremonial_dagger', 'homing_barrage', 'critical_strike', 'noxious_strike', 'infesting_strike', 'burning_strike', 'lucky_strike', 'healing_strike', 'stunning_strike',
+        'silencing_strike', 'culling_strike', 'lightning_strike', 'psycholeak', 'divine_blessing', 'hardening',
       }
       gold = run.gold or 3
       passives = run.passives or {}
diff --git a/player.lua b/player.lua
index 14f6f7d..6a4e536 100644
--- a/player.lua
+++ b/player.lua
@@ -69,7 +69,7 @@ function Player:init(args)
             self.t:after(0.25, function()
               local enemy = table.shuffle(main.current.main:get_objects_by_classes(main.current.enemies))[1]
               if enemy then
-                gambler1:play{pitch = pitch_a + 0.05, volume = math.remap(gold, 0, 50, 0, 0.5)}
+                gambler1:play{pitch = pitch_a + 0.05, volume = math.clamp(math.remap(gold, 0, 50, 0, 0.5), 0, 0.75)}
                 enemy:hit(2*gold)
               end
             end)
@@ -1955,6 +1955,8 @@ Projectile:implement(GameObject)
 Projectile:implement(Physics)
 function Projectile:init(args)
   self:init_game_object(args)
+  if not self.group.world then self.dead = true; return end
+  if tostring(self.x) == tostring(0/0) or tostring(self.y) == tostring(0/0) then self.dead = true; return end
   self.hfx:add('hit', 1)
   self:set_as_rectangle(10, 4, 'dynamic', 'projectile')
   self.pierce = args.pierce or 0
@@ -3852,6 +3854,7 @@ Critter:implement(Unit)
 function Critter:init(args)
   self:init_game_object(args)
   if tostring(self.x) == tostring(0/0) or tostring(self.y) == tostring(0/0) then self.dead = true; return end
+  if #self.group:get_objects_by_class(Critter) > 100 then self.dead = true; return end
   self:init_unit()
   self:set_as_rectangle(7, 4, 'dynamic', 'player')
   self:set_restitution(0.5)
diff --git a/todo b/todo
index 80bb86c..5716de0 100644
--- a/todo
+++ b/todo
@@ -1,81 +1,13 @@
-Loop Update
-  New items:
-    General:
-      * Intimidation - enemies spawn with -10/20/30% max HP
-      * Vulnerability - enemies take +10/20/30% damage
-      * Temporal Chains - enemies are 10/20/30% slower
-      * Ceremonial Dagger - killing an enemy fires a homing dagger
-      * Homing Barrage - 8/16/24% chance to release a homing barrage on enemy kill
-      * Critical Strike - 5/10/15% chance for attacks to critically strike, dealing 2x damage
-      * Noxious Strike - 8/16/24% chance for attacks to poison enemies, dealing 20% dps for 3 seconds
-      * Infesting Strike - 10/20/30% chance for attacks to spawn 2 critters on kill
-      * Kinetic Strike - 10/20/30% chance for attacks to push enemies away with high force
-      * Burning Strike - 15% chance for attacks to ignite, dealing 20% dps for 3 seconds
-      * Lucky Strike - 8% chance for attacks to cause enemies to drop gold on death
-      * Healing Strike - 8% chance for attacks to spawn a healing orb on kill
-      * Stunning Strike - 8/16/24% chance for attacks to stun for 2 seconds
-      * Silencing Strike - 8/16/24% chance for attacks to silence for 4 seconds on hit
-      * Culling Strike - instantly kill elites below 10/20/30% max HP
-      * Lightning Strike - 5/10/15% chance for projectiles to create chain lightning, dealing 60/80/100% damage
-      * Psycholeak - position 1 generates 1 psyker orb every 10 seconds
-      * Divine Blessing - generate 1 healing orb every 8 seconds
-      * Hardening - +150% defense for 3 seconds after an ally dies
-  Psyker
-    * Orb speed scales with the unit's attack speed
-    * Increased default orb range
-    * Decreased default orb speed
-    * Additional psyker orbs will prefer to be assigned to psykers, if there are no psykers then they will be assigned to units randomly
-    * Changed psyker class bonus: +2/4 total orbs
-    * Removed Psychosense
-    * Added Psychosink - psyker orbs deal +40/80/120% damage
-  Healer
-    * Double healing per orb
-    * Fixed heal targetting, now it should always target the lowest HP unit
-    * Healing orbs and gold coins are now slightly attracted to the snake with a weak magnetism effect
-    * Changed healer class bonus: +15/30% chance to create an additional healing orb on healing orb creation
-    * Psykeeper: spawn 3 healing orbs every time the psykeeper takes 25% of max HP in damage
-  Warriors
-    * Decreased sensor range for all warriors, this will make them attack only when enemies are closer and consequently make it so that they hit more enemies in general
-    * Juggernaut and barbarian now only attack when there are enemies nearby
-  Builders
-    * Carver (builder, healer) - creates a tree that creates 1 healing orb every 6 seconds, Lv.3 effect: healing orbs are created twice as fast
-    * Engineer (builder): unchanged
-    * Illusionist -> Artificer (builder, sorcerer): unchanged
-    * Saboteur -> Bomber (builder, nuker): plants a bomb, when it explodes it deals 2X AoE damage, Lv.3 effect: +100% bomb area and damage
-    * Hunter -> Sentry (builder, ranger): spawns a turret that shoots projectiles, each dealing X damage, Lv.3 effect: +50% attack speed and the projectiles ricochet twice
-  Looping
-    * Change end screen
-    * Loop button on end screen
-    * Looping lets you continue with the current snake until you die
-    * Difficulty is increased according to the formula for levels 25+
-    * Snake size goes up by 1 every loop, up to 12
-    * Don't offer items if at maximum items
-  QoL
-    * Right click goes down on volume buttons
-    * Show cooldown on elite attack
-    * Added visuals for divine intervention and fairy buffs
-    * Increased item choice slots to 4
-    * Party + items on death screen
-    * Silenced units are now gray
-    * Items on end screen
-    * Items on passive screen
-    * Selling items
-    * Decreased sound effect volume for shoot 5
-  Bug fixes
-    * Fixed a series of crashes that happened sometimes right before changing from the arena back to the shop
-    * Fixed merchant not giving interest or free reroll if it died in combat
-    * Fixed shoot 5 and death 6 not working if a unit placed before it on the snake died
-    * Fixed undying unit from lasting 7 being able to become immortal if it was healed during the 10 seconds before it truly died
-    * Fixed a bug where max units wouldn't be properly changed when changing NG difficulty in the menu
-    * Fixed Whispers of Doom applying before curses, now it applies after and triggers their effect when enemies are killed due to it
-    * Fixed mobile users not being able to close the credits screen due to there being no close button
-    * Fixed shop party numbers not being updated when units are bought or sold
-    * Fixed a bug where movement speed would become zero if the game was paused while under the effects of decaying haste
-    * Fixed baneling burst not dealing the correct amount of damage
-
-
 Weekly maintenance updates:
 
+#1
+  * Fixed several blue screen crashes due to broken looping state
+  * Limited critters to 100 due to performance issues
+  * Fixed sold items not being restored to the passive pool
+  * Fixed gambler's volume being too loud with high amounts of gold
+  * Fixed soundtrack button not working on the win screen
+  * Fixed volume text bug when decreasing it from 1 to 0
+  * Fixed a bug where the first run would not have certain items in the item pool
 
 ---
 
@@ -106,7 +38,7 @@ Assists (2/4) -
   Pardoner (tier 3 assist, mercenary) - 
   Oracle (tier 1 assist) - +10% dodge chance to adjacent units, Lv.3 effect - +20% dodge chance to adjacent units
   Seraph (tier 2 assist, healer) - periodically chooses 1 random unit and gives it +100% defense for 6 seconds, Lv.3 - choose 2 units instead
-Passive that makes critters and summons block enemy projectiles
+Add a few builder units that create walls/solids the player can hide behind (https://www.youtube.com/watch?v=KqwBZ_2f7QU&t=2331s)
 Hexblaster? - curser that consumes curses to deal damage
 Bench? - https://i.imgur.com/B1gNVKk.png
 Balance option for when there are more sets - https://i.imgur.com/JMynwbL.png