level 75
lv. 60
Level 57
Level 89 in the new Pokemon games
R/S/E/FR/LG/D/P/Pt: Level 60 HG/SS: Level 75
Heatran cannot learn fissure.
u should cause groudon can learn eruption at level 80!
It learns Fissure at level 62.
You have to get a Heart Scale from the Underground and then go to the house in Pastoria city near the lake and the guy is a move relearner so you go to the guy give him the heart scale then teach Groudon Fissure and walk off happy.
Groudon can learn TM28- Dig.
Groudon can learn Solar Beam at level 50.
its between lvl 75 and 80 cuz mine iz at 74 and i beat the game b4 and i no that he didnt go over 80 hope i helped ;)
depends what version u hav if u have diamond and pearl it learns it at lvl 60 id its heartgold or soulsilver the it learns it at lvl 75