diff --git a/descriptions/ab+/en_us.lua b/descriptions/ab+/en_us.lua
index 680414b0..f685401b 100644
--- a/descriptions/ab+/en_us.lua
+++ b/descriptions/ab+/en_us.lua
@@ -893,3 +893,34 @@ EID.descriptions[languageCode].HoldMapHeader = " Result"
 EID.descriptions[languageCode].RoomTypeNames = { "Normal Room", "Shop", "I AM ERROR Room", "Treasure Room", "Boss Room", "Miniboss Room", "Secret Room", "Super Secret Room", "Arcade Room", "Curse Room", "Challenge Room", "Library", "Sacrifice Room", "Devil Room", "Angel Room", "Crawlspace Room", "Boss Rush Room", "Isaac's Room", "Barren Room", "Chest Room", "Dice Room", "Black Market", "Exit Room", "Planetarium", "Teleporter Entrance", "Teleporter Exit", "Alt Path Trapdoor", "Blue Key Room", "Ultra Secret Room",
 -- Not technically room types but still potentially useful to have localized
 [666] = "Angel/Devil Room", [1024] = "Red Room", [1025] = "Special Red Room" }
+
+-- currently used for D1
+EID.descriptions[languageCode].PickupNames = {
+	["5.0"] = "None",
+	
+	["5.10"] = "{{Heart}} Heart",
+	["5.10.1"] = "{{Heart}} Heart", ["5.10.2"] = "{{HalfHeart}} Half Heart", ["5.10.3"] = "{{SoulHeart}} Soul Heart", ["5.10.4"] = "{{EternalHeart}} Eternal Heart", ["5.10.5"] = "{{Heart}} Double Heart", ["5.10.6"] = "{{BlackHeart}} Black Heart", ["5.10.7"] = "{{GoldHeart}} Gold Heart", ["5.10.8"] = "{{HalfSoulHeart}} Half Soul Heart", ["5.10.9"] = "{{Heart}} Scared Heart", ["5.10.10"] = "{{BlendedHeart}} Blended Heart", ["5.10.11"] = "{{EmptyBoneHeart}} Bone Heart", ["5.10.12"] = "{{RottenHeart}} Rotten Heart",
+	
+	["5.20"] = "{{Coin}} Coin",
+	["5.20.1"] = "{{Crafting8}} Penny", ["5.20.2"] = "{{Crafting9}} Nickel", ["5.20.3"] = "{{Crafting10}} Dime", ["5.20.4"] = "{{Crafting8}} Double Penny", ["5.20.5"] = "{{Crafting11}} Lucky Penny", ["5.20.6"] = "{{Crafting9}} Sticky Nickel", ["5.20.7"] = "{{Crafting26}} Golden Penny",
+	
+	["5.30"] = "{{Key}} Key",
+	["5.30.1"] = "{{Crafting12}} Key", ["5.30.2"] = "{{Crafting13}} Golden Key", ["5.30.3"] = "{{Crafting12}} Key Ring", ["5.30.4"] = "{{Crafting14}} Charged Key",
+	
+	["5.40"] = "{{Bomb}} Bomb",
+	["5.40.1"] = "{{Crafting15}} Bomb", ["5.40.2"] = "{{Crafting15}} Double Bomb", ["5.40.3"] = "{{Crafting15}} Troll Bomb", ["5.40.4"] = "{{Crafting16}} Golden Bomb", ["5.40.5"] = "{{Crafting15}} Megatroll Bomb", ["5.40.7"] = "{{Crafting17}} Giga Bomb",
+	
+	["5.90"] = "{{Battery}} Battery",
+	["5.90.0"] = "{{Crafting19}} Lil' Battery", --AB+ didn't have subtypes for batteries
+	["5.90.1"] = "{{Crafting19}} Lil' Battery", ["5.90.2"] = "{{Crafting18}} Micro Battery", ["5.90.3"] = "{{Crafting20}} Mega Battery", ["5.90.4"] = "{{Crafting28}} Golden Battery",
+	
+	["5.50"] = "{{Chest}} Chest", ["5.51"] = "{{BombChest}} Bomb Chest", ["5.52"] = "{{SpikedChest}} Spiked Chest", ["5.53"] = "{{EternalChest}} Eternal Chest", ["5.54"] = "{{MimicChest}} Mimic Chest", ["5.55"] = "{{OldChest}} Old Chest", ["5.56"] = "{{WoodenChest}} Wooden Chest", ["5.57"] = "{{MegaChest}} Mega Chest", ["5.58"] = "{{HauntedChest}} Haunted Chest", ["5.60"] = "{{GoldenChest}} Golden Chest", ["5.360"] = "{{RedChest}} Red Chest",  
+	
+	["5.69"] = "{{GrabBag}} Grab Bag", ["5.69.1"] = "{{GrabBag}} Grab Bag", ["5.69.2"] = "{{BlackSack}} Black Sack",
+	
+	["5.70"] = "{{Pill}} Pill",
+	["5.300"] = "{{Card}} Card",
+	["5.301"] = "{{Rune}} Rune", -- not a real id
+	["5.350"] = "{{Trinket}} Trinket",
+
+}
diff --git a/descriptions/rep/en_us.lua b/descriptions/rep/en_us.lua
index d339883b..a3584cc2 100644
--- a/descriptions/rep/en_us.lua
+++ b/descriptions/rep/en_us.lua
@@ -867,7 +867,7 @@ local repCards={
 	[83] = {"83", "Soul of Cain", "Opens all doors in the room#{{Collectible580}} Creates red rooms with Red Key for every possible exit"}, -- Soul of Cain
 	[84] = {"84", "Soul of Judas", "Turns Isaac into a phantom that can pass through enemies to paralyze them#After a few seconds, will attack them all, gaining damage bonus per target"}, -- Soul of Judas
 	[85] = {"85", "Soul of ???", "{{Poison}} Causes 8 poison farts with brown creep#Then plants trail of 7 Butt Bombs#Standing in the creep gives: # {{Tears}} +1.35 Tears#↑ {{Damage}} +1 Damage"}, -- Soul of ???
-	[86] = {"86", "Soul of Eve", "14 Dead Bird familiars fly in and attack enemies# Lasts for current room"}, -- Soul of Eve
+	[86] = {"86", "Soul of Eve", "14 Dead Bird familiars fly in and attack enemies#Lasts for current room"}, -- Soul of Eve
 	[87] = {"87", "Soul of Samson", "Go berserk for 10 seconds:#↑ {{Speed}} +0.4 Speed up#↑ {{Damage}} +3 Damage up#Restricts attacks to a melee weapon#Kills while berserk increase its duration by 1 second"}, -- Soul of Samson
 	[88] = {"88", "Soul of Azazel", "{{Collectible441}} Activates Mega Blast for 7.5 seconds"}, -- Soul of Azazel
 	[89] = {"89", "Soul of Lazarus", "Die and immediately revive at half a heart with some invincibility time#Item is automatically used upon taking fatal damage (like an extra life)"}, -- Soul of Lazarus
diff --git a/eid_data.lua b/eid_data.lua
index 12047e13..7f16d4ef 100644
--- a/eid_data.lua
+++ b/eid_data.lua
@@ -118,7 +118,13 @@ EID.TextReplacementPairs = {
 	{"{{Hashtag}}", "ǂ"}, -- Hashtag
 	{"{{CR}}", "{{ColorReset}}"}, -- Shortcut for Color Resetting
 	{"{{EthernalHeart}}", "{{EternalHeart}}"}, -- fix spelling error
-	{"{{CONFIG_BoC_Toggle}}", function(_) return EID.ButtonToIconMap[EID.Config["BagOfCraftingToggleKey"]] or "{{ButtonSelect}}" end}, -- fix spelling error
+	{"{{CONFIG_BoC_Toggle}}", function(_) return EID.ButtonToIconMap[EID.Config["BagOfCraftingToggleKey"]] or "{{ButtonSelect}}" end},
+	-- more common/official names
+	{"{{MimicChest}}", "{{TrapChest}}"}, {"{{EternalChest}}", "{{HolyChest}}"}, {"{{BombChest}}", "{{StoneChest}}"},
+	{"{{OldChest}}", "{{DirtyChest}}"}, {"{{CurseRoom}}", "{{CursedRoom}}"}, {"{{Crawlspace}}", "{{LadderRoom}}"},
+	{"{{GoldHeart}}", "{{GoldenHeart}}"},
+	
+	
 }
 local controllerSprites = Sprite()
 controllerSprites:Load("gfx/ui/buttons.anm2", true)
diff --git a/eid_holdmapdesc.lua b/eid_holdmapdesc.lua
index e14017b8..39e34ef0 100644
--- a/eid_holdmapdesc.lua
+++ b/eid_holdmapdesc.lua
@@ -104,6 +104,9 @@ function EID:getHoldMapDescription(player, checkingTwin)
 				elseif heldActive == 489 then
 					blacklist["5.100.489"] = true
 					addObjectDesc(5, 100, EID:CurrentDInfinity(getSeed(489), currentPlayer), "{{Collectible489}}")
+				elseif heldActive == 476 and EID.Config["ItemReminderShowRNGCheats"] then
+					blacklist["5.100.476"] = true
+					append("{{Collectible476}}", EID:getObjectName(5,100,476) .. EID:getDescriptionEntry("HoldMapHeader"), EID:D1Prediction(getSeed(476)))
 				else
 					addObjectDesc(5, 100, heldActive)
 				end
diff --git a/eid_itemprediction.lua b/eid_itemprediction.lua
index f409bdb6..898f79c4 100644
--- a/eid_itemprediction.lua
+++ b/eid_itemprediction.lua
@@ -1,6 +1,7 @@
 -- This file is for various functions that are able to calculate the result effect that an item will have
 local game = Game()
 
+local variantToName = { [70] = "Pill", [100] = "Collectible", [300] = "Card", [350] = "Trinket" }
 -- reimplementation of RNG:Next()
 -- Default RNG shift values for many things are 5, 9, 7
 function EID:RNGNext(rngNum, shift1, shift2, shift3)
@@ -268,3 +269,55 @@ function EID:VoidRNGCheck(player, isRune)
 	-- if there were no absorbable pedestals, the "single increase" stats are the same as the "one extra" stats
 	if count == 0 then eidTable[3] = {table.unpack(increases)} end
 end
+
+-- D1 --
+
+local D1blacklist = { [41] = true, [100] = true, [110] = true, [150] = true, [340] = true, [370] = true, [380] = true, [390] = true }
+if not REPENTANCE then D1blacklist[54] = true end -- Mimic Chest blacklist in AB+
+-- These Variants all duplicate into a Chest in Repentance (and should have their SubType ignored in AB+)
+local D1chests = { [50] = true, [51] = true, [52] = true, [53] = true, [54] = true, [55] = true, [56] = true, [57] = true, [58] = true, [60] = true, [360] = true }
+
+-- These Card variants duplicate as themselves in Repentance
+local specialCards = {[49] = true, [50] = true, [78] = true}
+
+function EID:D1Prediction(rng)
+	local poss = {}
+	for i,v in ipairs(Isaac.FindByType(5,-1,-1)) do
+		-- Check the blacklist, as well as Rune of Jera in AB+, and empty chests in Rep
+		if not D1blacklist[v.Variant] and (REPENTANCE or v.Variant ~= 300 or v.SubType ~= 33) and (not REPENTANCE or v:ToPickup():CanReroll()) then
+			table.insert(poss, v)
+		end
+	end
+	if #poss == 0 then return EID:getDescriptionEntry("PickupNames")["5.0"] end
+	rng = EID:RNGNext(rng)
+	local sel = (rng % #poss) + 1
+	local fullID = "5." .. poss[sel].Variant .. "." .. poss[sel].SubType
+	if REPENTANCE then
+		-- in rep, we don't care about subtype...
+		fullID = "5." .. poss[sel].Variant
+		if poss[sel].Variant == 300 then
+			if specialCards[poss[sel].SubType] then
+				local objName = EID:getObjectName(5, poss[sel].Variant, poss[sel].SubType, poss[sel])
+				return "{{" .. variantToName[poss[sel].Variant] .. poss[sel].SubType .. "}} " .. objName
+			elseif EID.runeIDs[poss[sel].SubType] then
+				fullID = "5.301"
+			end
+		end
+		-- all Chest variants turn into a random Chest
+		if D1chests[poss[sel].Variant] then fullID = "5.50" end
+	else
+		if D1chests[poss[sel].Variant] then fullID = "5." .. poss[sel].Variant
+		-- display the item name for pills, cards, and trinkets in AB+
+		elseif poss[sel].Variant == 70 or poss[sel].Variant == 300 or poss[sel].Variant == 350 then
+			local objName = EID:getObjectName(5, poss[sel].Variant, poss[sel].SubType, poss[sel])
+			-- don't display the name of unidentified pills!
+			if poss[sel].Variant == 70 and not EID.Config["ShowUnidentifiedPillDescriptions"] and not game:GetItemPool():IsPillIdentified(poss[sel].SubType) then
+				objName = EID:getDescriptionEntry("unidentifiedPill")
+			end
+			return "{{" .. variantToName[poss[sel].Variant] .. poss[sel].SubType .. "}} " .. objName
+		end
+	end
+	
+	local pickupNames = EID:getDescriptionEntry("PickupNames") or {}
+	return pickupNames[fullID] or EID.XMLEntityNames[fullID] or fullID
+end
diff --git a/main.lua b/main.lua
index ffff617a..44f0a364 100644
--- a/main.lua
+++ b/main.lua
@@ -1614,6 +1614,7 @@ if REPENTANCE then
 end
 
 function EID:OnUsePill(pillEffectID, player)
+	player = player or EID.player --AB+ doesn't receive player in callback arguments!
 	local playerID = EID:getPlayerID(player)
 	-- Dead Tainted Lazarus exceptions
 	local pillsTable = EID.PlayerItemInteractions[playerID].pills