Yakoiza

Yakoiza is an upgrade for Vinnie & Spike's Bubble Gun.

Description
The damage of the next Bubble Gun shot after using Spike Dive or Smoke Screen is increased by 62%, making it 3 bubbles of 56.7 damage each for a total of 170.1 damage.

Trivia
The name of this item is a reference to the Japanese crime syndicate, the Yakuza.