Deaths by Episode

Take the Plunge-Part 1: 2 (Bubble popping. Also, Firey most probably died on contact with the water after Flower pushed him off.)

Take the Plunge-Part 2: 1 (Bubble popping.)

Barriers and Pitfalls: 2 (Bubble and Ice Cube. I didn't include Blocky's Funny Doings International.)

Are You Smarter Than A Snowball?: 8 (Three Bubble pops, five Ice Cube melts.)

Sweet Tooth: 3 (Two Bubble deaths, and one Ice Cube shatter.)

Bridge Crossing: 0

Power Of Three: 1 (Firey)

Puzzling Mysteries: 1 (during the commercial)

Cycle Of Life: 3 (Two pops, one shatter. Not counting the many times Ice Cube died in the outro or Blocky's Funny Doings International.)

Insectophobe's Nightmare: 0

Crybaby!: 1 (Ice Cube melted.)

Lofty: 2 (Bubble popped and Bomby exploded, making this the first time an RC died. I didn't count any RC deaths after this)

A Leg Up In The Race: 3 (Bubble popped twice, and Firey got hit by a water balloon)

Don't Lose Your Marbles: 1 (Bubble AGAIN)

Half A Loaf Is Better Than None: 23 (not including RCs, and including when contestants drowned in bread or fell into the gap in the intro)

Vomitaco: 1 (Ice Cube)

Bowling, Now With Explosions!: 0

The Reveal: 3

Will continue