The Fire Lions

Pokemon:
Heatrool (Small One)
Type: Fire
Rarity:
Very Rare
Moves:
Level:
1 - 100
Looks: (Give a Picture, or Description)
Location: Pokemon Mansion
Ability: Nitro Blood - A born fire user, Their blood increases fire damage by 10%

Spoiler:

Pokemon:
Heatar (Medium one)
Type: Fire
Rarity:
Very Rare
Level:
16 - 100
Looks: Look above
Location: N/A, Evolves from Heatrool
Ability: Nitro Blood - A born fire user, Their blood increases fire damage by 10%

Spoiler:

Pokemon:
Heatarga (Large One)
Type: Fire
Rarity:
Very Rare
Moves:
Level:
36 - 100
Looks: Look at top
Location: Pokemon Mansion
Ability: Nitro Blood - A born fire user, Their blood increases fire damage by 10%

Spoiler:

I would approve this, only I have some questions about moves.
First: Shouldn't the later evolutions learn moves at later levels than the early evos, like in the games?
2: Shouldn't the later evolutions learn more moves through leveling up than the early ones?
C: Don't they learn any TMs?