Igz-Chigz, Archscrapper Goblin

Whenever you roll the Chaos Library for the first
time each turn, create a 0/1 red Gnome artifact
creature token with battle cry and two 1/1
colorless Tink artifact creature tokens.
{r}{r}{r}, Sacrifice 9 artifacts: End the turn.
Metalcraft — Artifacts you control have "{t}: Add
one mana of any color." as long as you control
three or more artifacts.