Scrapper's Yard: Rust

Scrapper's Yard: Rust enters the battlefield
tapped.
{t}: Put a scrap counter on Scrapper's Yard: Rust.
Add one mana of any colour to your mana pool
for each scrap counter on Scrapper's Yard: Rust.
{3},{t}, Sacrifice Scrapper's Yard: Rust: Create a colourless Treasure artifact token for each scrap counter on Scrapper's Yard: Rust.