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How to Beat Reel Rainbows

AI strategy guide, updated August 2026

Reel Rainbows — Advantage Play Guide (Must-Hit-By Progressives)

Type of play
- Must-Hit-By (MHB) progressive chase on two jackpots. You’re exploiting the fact that each jackpot must award by $500, so the “remaining climb” to $500 has a predictable expected cost.

What to look for (on the casino floor)
- Two progressives on the game:
- Jackpot 1 (left): resets to $400, must hit by $500 (slow meter).
- Jackpot 2 (right): resets to $250, must hit by $500 (fast meter).
- You want meters already high (close to $500), especially the right jackpot because it climbs quickly and becomes +EV earlier than most $500 MHBs.

MHBs. When to play (break-even entry points) 1) Estimate the machine RTP (if unsure, use a conservative guess). 2) Use these “enter at or above” meter values: Jackpot 1 (left, reset $400 / must hit by $500) - 85%: $49…

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