Since dukka coin prices are so high, I figured that I'd see what I can get from periodic checking of the slots. Starting MP is 2 Mil, not planning to spend all of it, but we'll see.

Start MP- 2,000,000
Dukkas: 0

1,975,000
Dukkas:
One Dukka Coin: 4

1,950,000
Dukkas:
One Dukka Coin: 5
Two Dukka Coin: 3

1,900,000
Dukkas:
One Dukka Coin: 8
Two Dukka Coin: 6

1,850,000
Dukkas:
One Dukka Coin: 7
Two Dukka Coin: 3
Six Dukka Coin: 1

Total:
15 Dukkas 50k Spent
35 Dukkas 100k spent + 1 Glowing Rainbow Egg
54 Dukkas 150k Spent + Book of Dukka Coins

Avg. Dukka Coin worth after 150k:
2,778 mp/dukka

Expected Profit (based on current dukka price)
278k