Slippery Golden Banana Peel

Upgrade	Effect	Sell value	Magic Powder	Mystic Shards
+0	+4% base speed · +10% Coins	13,353	1,910	65
+1	+4.2% base speed · +10.2% Coins	13,983	1,913	66
+2	+4.4% base speed · +10.4% Coins	14,781	1,918	67
+3	+4.6% base speed · +10.6% Coins	15,747	1,924	68
+4	+4.8% base speed · +10.8% Coins	16,881	1,936	69
+5	+5% base speed · +11% Coins	18,183	1,949	70
+6	+5.2% base speed · +11.2% Coins	19,653	1,962	71
+7	+5.4% base speed · +11.4% Coins	21,174	2,023	72
+8	+5.6% base speed · +11.7% Coins	22,851	2,090	73
+9	+6% base speed · +12% Coins	24,684	2,164	74

Extracting this Treasure returns Magic Powder and Mystic Shards. The amount is fixed per Treasure and upgrade level — it does not depend on which ingredients were used to evolve it.

Blessed Slippery Golden Banana PeelBlessed form

1,000 Mystic Shards+100 Crystals

Only Grade S Treasures can be blessed.

Dropped Banana PeelBase treasureLonely Wizard's TearGrade AHeavenly Gold Bell's ClapperGrade S+Magic Hourglass SandGrade S+

Payment	Cost	Success	Big Win (Blessed)
Coins	68,000	30%	0%
Crystals	99	100%	30% (+10% per miss, up to 80%)

Paying with Coins fails 70% of the time and refunds 20 Magic Powder; Crystals always evolve. A Big Win crafts Blessed Slippery Golden Banana Peel instead.

A golden banana peel, far slipperier than your average common one. As for the banana inside... nobody knows.