Muk

#107 in the Hoenn Pokédex • Sludge Pokémon

Normal

Shiny

Pokédex entries

Ruby

From MUK’s body seeps a foul fluid that gives off a nose-bendingly horrible stench. Just one drop of this Pokémon’s body fluid can turn a pool stagnant and rancid.

Sapphire

This Pokémon’s favorite food is anything that is repugnantly filthy. In dirty towns where people think nothing of throwing away litter on the streets, MUK are certain to gather.

Details

Type

Weak to

2×

2×

Resists

0.5×

0.5×

0.5×

Growth

EV yield, catch rate, and experience details for this Pokémon.

EV yield	1 HP, 1 Atk
Catch rate	75
Base Exp.	157

Eggs

Egg groups, gender ratio, and hatching details for this Pokémon.

Egg groups	Amorphous
Gender	50% male 50% female
Egg cycles	20 (256 steps per cycle; elapsed hatch time varies)

Evolution

Evolution requirements shown in a compact table or chain view.

Pokémon	Requires	Evolution
Grimer #106	Level 38	Muk #107

Held Items

Items this Pokémon may hold when encountered in the wild.

These are the game’s programmed wild held-item rates. They do not establish a wild encounter location.

Nugget

Ruby

Sapphire

Moves

Moves this Pokémon learns naturally by reaching specific levels.

		Class				Description
Start	Pound	Physical	40	100	35	Pounds the foe with forelegs or tail.
Start	Harden	Status	-	-	30	Stiffens the body's muscles to raise DEFENSE.
Start	Poison Gas	Status	-	55	40	Envelops the foe in a toxic gas that may poison.
4	Harden	Status	-	-	30	Stiffens the body's muscles to raise DEFENSE.
8	Disable	Status	-	55	20	Psychically disables one of the foe's moves.
13	Sludge	Physical	65	100	20	Sludge is hurled to inflict damage. May also poison.
19	Minimize	Status	-	-	20	Minimizes the user's size to raise evasiveness.
26	Screech	Status	-	85	40	Emits a screech to sharply reduce the foe's DEFENSE.
34	Acid Armor	Status	-	-	40	Liquifies the user's body to sharply raise DEFENSE.
47	Sludge Bomb	Physical	90	100	10	Sludge is hurled to inflict damage. May also poison.
61	Memento	Status	-	100	10	The user faints and lowers the foe's abilities.

Machines

Moves this Pokémon can learn from Technical Machines and Hidden Machines in Pokémon Ruby and Sapphire.

			Class				Description
TM01	Focus Punch		Physical	150	100	20	A powerful loyalty attack. The user flinches if hit.
TM06	Toxic		Status	-	85	10	Poisons the foe with an intensifying toxin.
TM10	Hidden Power	Varies by IVs	Varies By Type	30–70	100	15	The effectiveness varies with the user.
TM11	Sunny Day		Status	-	-	5	Boosts the power of FIRE-type moves for 5 turns.
TM12	Taunt		Status	-	100	20	Taunts the foe into only using attack moves.
TM15	Hyper Beam		Physical	150	90	5	Powerful, but leaves the user immobile the next turn.
TM17	Protect		Status	-	-	10	Evades attack, but may fail if used in succession.
TM18	Rain Dance		Status	-	-	5	Boosts the power of WATER-type moves for 5 turns.
TM19	Giga Drain		Special	60	100	5	An attack that steals half the damage inflicted.
TM21	Frustration		Physical	-	100	20	An attack that is stronger if the TRAINER is disliked.
TM24	Thunderbolt		Special	95	100	15	A strong electrical attack that may paralyze the foe.
TM25	Thunder		Special	120	70	10	A lightning attack that may cause paralysis.
TM27	Return		Physical	-	100	20	An attack that increases in power with friendship.
TM28	Dig		Physical	60	100	10	Digs underground the first turn and strikes next turn.
TM31	Brick Break		Physical	75	100	15	Destroys barriers such as REFLECT and causes damage.
TM32	Double Team		Status	-	-	15	Creates illusory copies to raise evasiveness.
TM34	Shock Wave		Special	60	-	20	A fast and unavoidable electric attack.
TM35	Flamethrower		Special	95	100	15	A powerful fire attack that may inflict a burn.
TM36	Sludge Bomb		Physical	90	100	10	Sludge is hurled to inflict damage. May also poison.
TM38	Fire Blast		Special	120	85	5	A fiery blast that scorches all. May cause a burn.
TM39	Rock Tomb		Physical	50	80	10	Stops the foe from moving with rocks and cuts SPEED.
TM41	Torment		Status	-	100	15	Torments the foe and stops successive use of a move.
TM42	Facade		Physical	70	100	20	Boosts ATTACK when burned, paralyzed, or poisoned.
TM43	Secret Power		Physical	70	100	20	An attack with effects that vary by location.
TM44	Rest		Status	-	-	10	The user sleeps for 2 turns, restoring HP and status.
TM45	Attract		Status	-	100	15	Makes the opposite gender less likely to attack.
TM46	Thief		Special	40	100	10	While attacking, it may steal the foe's held item.
HM04	Strength		Physical	80	100	15	Builds enormous power, then slams the foe.
HM06	Rock Smash		Physical	20	100	15	A rock-crushing attack that may lower DEFENSE.