It can kill from 20 fairly reliably in 3 attacks and do some blocking duty as well but this all costs quite a bit of extra mana which is where the real sloth comes in
Any whitening or dings are warning signs, especially for older cards where perfect corners are rare
Use the second effect of Salamangreat Gazelle to send Salamangreat Spinny from the Deck to the GY
add 1 "Uria, Lord of Searing Flames", "Hamon, Lord of Striking Thunder", or "Raviel, Lord of Phantasms" from your Deck or GY to your hand, then you can Special Summon 1 Level 10 Pyro, Thunder, or Fiend monster whose ATK equals its own DEF from your hand, ignoring its Summoning conditions, but it cannot attack directly this turn
Due to their unique look, these cards were anticipated to be hugely expensive