Frimble, Not-Scayred Leeder

Partner with Snarky, Sneeksy Theefs, and
Wishbone, Mitee Majicker
As long as you control a creature named
Wishbone, Mitee Majicker, Goblin creatures
you control get +1/+1 and have vigilance.
Otherwise, this creature attacks each turn if able.
{u}{b}{r}, {t}: Frimble, Not-Scayred Leeder deals
2 damage to any target, then you draw a card and
lose 1 life. Activate this ability only if you control
three or more legendary goblin creatures.