Onix - Generation 1 learnset

Below are all the moves that Onix can learn in Generation 1, which consists of:

Pokémon Red
Pokémon Blue
Pokémon Yellow

Note: The move categories shown here are based on the move's type, as was the mechanic in Generations 1-3. The moves' detail pages may show a different category for Generation 4+.

Onix pokedex

Red/Blue
Yellow

Moves learnt by level up

Onix learns the following moves in Pokémon Red/Blue at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Screech	Normal	—	85
1	Tackle	Normal	40	100
15	Bind	Normal	15	85
19	Rock Throw	Rock	50	90
25	Rage	Normal	20	100
33	Slam	Normal	80	75
43	Harden	Normal	—	—

Moves learnt by HM

Onix is compatible with these Hidden Machines in Pokémon Red/Blue:

HM	Move	Type	Cat.	Power	Acc.
4	Strength	Normal		80	100

Moves learnt by TM

Onix is compatible with these Technical Machines in Pokémon Red/Blue:

TM	Move	Type	Power	Acc.
6	Toxic	Poison	—	90
8	Body Slam	Normal	85	100
9	Take Down	Normal	90	85
10	Double-Edge	Normal	120	100
20	Rage	Normal	20	100
26	Earthquake	Ground	100	100
27	Fissure	Ground	—	—
28	Dig	Ground	80	100
31	Mimic	Normal	—	—
32	Double Team	Normal	—	—
34	Bide	Normal	—	—
36	Self-Destruct	Normal	200	100
40	Skull Bash	Normal	130	100
44	Rest	Psychic	—	—
47	Explosion	Normal	250	100
48	Rock Slide	Rock	75	90
50	Substitute	Normal	—	—

Moves learnt by level up

Onix learns the following moves in Pokémon Yellow at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Screech	Normal	—	85
1	Tackle	Normal	40	100
15	Bind	Normal	15	85
19	Rock Throw	Rock	50	90
25	Rage	Normal	20	100
33	Slam	Normal	80	75
43	Harden	Normal	—	—

Moves learnt by HM

Onix is compatible with these Hidden Machines in Pokémon Yellow:

HM	Move	Type	Cat.	Power	Acc.
4	Strength	Normal		80	100

Moves learnt by TM

Onix is compatible with these Technical Machines in Pokémon Yellow:

TM	Move	Type	Power	Acc.
6	Toxic	Poison	—	90
8	Body Slam	Normal	85	100
9	Take Down	Normal	90	85
10	Double-Edge	Normal	120	100
20	Rage	Normal	20	100
26	Earthquake	Ground	100	100
27	Fissure	Ground	—	—
28	Dig	Ground	80	100
31	Mimic	Normal	—	—
32	Double Team	Normal	—	—
34	Bide	Normal	—	—
36	Self-Destruct	Normal	200	100
40	Skull Bash	Normal	130	100
44	Rest	Psychic	—	—
47	Explosion	Normal	250	100
48	Rock Slide	Rock	75	90
50	Substitute	Normal	—	—